/* roulang page: index */
:root {
            --bg-primary: #0A0E1A;
            --bg-secondary: #0D1326;
            --bg-tertiary: #101B30;
            --brand-blue: #00C2FF;
            --brand-blue-2: #2E9BFF;
            --accent-green: #00F0C8;
            --accent-purple: #7A5CFF;
            --accent-amber: #FFB020;
            --text-primary: #E6F0FA;
            --text-secondary: #94A6C4;
            --text-muted: #5E6F8C;
            --glass-bg: rgba(255, 255, 255, 0.06);
            --glass-border: rgba(0, 194, 255, 0.25);
            --glass-highlight: rgba(255, 255, 255, 0.10);
            --radius-card: 18px;
            --radius-panel: 12px;
            --radius-btn: 9px;
            --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 18px rgba(0, 194, 255, 0.45);
            --shadow-glow-hover: 0 0 28px rgba(0, 194, 255, 0.65);
            --font-sans: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --spacing-section: 80px;
            --spacing-section-mobile: 48px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 15px;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-panel);
        }

        a {
            color: var(--brand-blue);
            text-decoration: none;
            transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
        }

        a:hover {
            color: #66D9FF;
            text-decoration: none;
        }

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            outline: none;
        }

        .container {
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 28px;
        }

        @media (max-width: 767px) {
            .container {
                padding: 0 18px;
            }
        }

        /* ===== 顶部导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(10, 14, 26, 0.82);
            backdrop-filter: blur(20px) saturate(160%);
            -webkit-backdrop-filter: blur(20px) saturate(160%);
            border-bottom: 1px solid rgba(0, 194, 255, 0.22);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
            transition: background 0.3s ease;
        }

        .site-header.scrolled {
            background: rgba(10, 14, 26, 0.94);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.55), 0 0 18px rgba(0, 194, 255, 0.2);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-primary);
            font-weight: 700;
            font-size: 18px;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .brand-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #fff;
            box-shadow: 0 0 14px rgba(0, 194, 255, 0.5);
            flex-shrink: 0;
        }

        .brand-logo:hover {
            color: var(--text-primary);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 26px;
        }

        .main-nav a {
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            padding: 6px 2px;
            position: relative;
            transition: color 0.25s ease;
        }

        .main-nav a::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--brand-blue);
            border-radius: 2px;
            transition: width 0.3s ease;
            box-shadow: 0 0 8px rgba(0, 194, 255, 0.6);
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--brand-blue);
        }

        .main-nav a:hover::after,
        .main-nav a.active::after {
            width: 100%;
        }

        .nav-cta-btn {
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            color: #fff !important;
            font-weight: 600;
            font-size: 13px;
            border: none;
            box-shadow: var(--shadow-glow);
            transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
            white-space: nowrap;
        }

        .nav-cta-btn:hover {
            background: linear-gradient(135deg, #00D0FF, #3FA9FF);
            box-shadow: var(--shadow-glow-hover);
            transform: translateY(-2px);
            color: #fff !important;
        }

        .nav-cta-btn::after {
            display: none;
        }

        .hamburger-btn {
            display: none;
            background: transparent;
            border: 1px solid rgba(0, 194, 255, 0.4);
            color: var(--brand-blue);
            font-size: 20px;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
        }

        .hamburger-btn:hover {
            border-color: var(--brand-blue);
            box-shadow: 0 0 12px rgba(0, 194, 255, 0.35);
        }

        /* ===== 进度步骤导航条 ===== */
        .steps-bar {
            background: rgba(13, 19, 38, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(0, 194, 255, 0.15);
            padding: 10px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: rgba(0, 194, 255, 0.3) transparent;
        }

        .steps-bar::-webkit-scrollbar {
            height: 3px;
        }
        .steps-bar::-webkit-scrollbar-thumb {
            background: rgba(0, 194, 255, 0.3);
            border-radius: 3px;
        }

        .steps-inner {
            display: flex;
            align-items: center;
            gap: 8px;
            min-width: max-content;
            padding: 0 4px;
        }

        .step-pill {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(0, 194, 255, 0.22);
            border-radius: 30px;
            color: var(--text-secondary);
            font-size: 13px;
            font-weight: 500;
            transition: all 0.3s ease;
            white-space: nowrap;
            cursor: pointer;
            text-decoration: none;
        }

        .step-pill .step-num {
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background: rgba(0, 194, 255, 0.15);
            color: var(--brand-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .step-pill .step-check {
            color: var(--accent-green);
            font-size: 13px;
        }

        .step-pill:hover {
            border-color: var(--brand-blue);
            box-shadow: 0 0 12px rgba(0, 194, 255, 0.25);
            color: var(--text-primary);
        }

        .step-pill.active-step {
            background: rgba(0, 194, 255, 0.14);
            border-color: var(--brand-blue);
            box-shadow: 0 0 16px rgba(0, 194, 255, 0.4);
            color: var(--brand-blue);
        }

        .steps-arrow {
            color: var(--text-muted);
            font-size: 10px;
            flex-shrink: 0;
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            min-height: 88vh;
            display: flex;
            align-items: center;
            padding: 140px 0 80px;
            background: url('/assets/images/187be1d2e28a6caf.webp') center / cover no-repeat;
            isolation: isolate;
            overflow: hidden;
        }

        .hero-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 14, 26, 0.72) 0%, rgba(10, 14, 26, 0.85) 40%, rgba(10, 14, 26, 0.92) 100%);
            z-index: 1;
        }

        .hero-section::after {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 40%, rgba(0, 194, 255, 0.18) 0%, transparent 55%),
                radial-gradient(ellipse at 70% 60%, rgba(122, 92, 255, 0.12) 0%, transparent 50%);
            z-index: 1;
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 28px;
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 194, 255, 0.12);
            border: 1px solid rgba(0, 194, 255, 0.35);
            color: var(--brand-blue);
            padding: 7px 18px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 20px;
            letter-spacing: 0.3px;
        }

        .hero-badge .live-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #00F0C8;
            box-shadow: 0 0 8px rgba(0, 240, 200, 0.8);
            animation: pulse-dot 1.8s infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.4); }
        }

        .hero-title {
            font-size: 52px;
            font-weight: 800;
            line-height: 1.18;
            color: var(--text-primary);
            margin-bottom: 18px;
            letter-spacing: -0.5px;
            max-width: 780px;
        }

        .hero-title .highlight {
            background: linear-gradient(135deg, #00C2FF, #00F0C8);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }

        .hero-subtitle {
            font-size: 17px;
            color: var(--text-secondary);
            line-height: 1.75;
            max-width: 620px;
            margin-bottom: 30px;
            font-weight: 400;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 36px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            border-radius: var(--radius-btn);
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            color: #fff !important;
            font-weight: 700;
            font-size: 15px;
            border: none;
            cursor: pointer;
            box-shadow: var(--shadow-glow);
            transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
            min-height: 48px;
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-glow-hover);
            background: linear-gradient(135deg, #00D0FF, #3FA9FF);
            color: #fff !important;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 0 12px rgba(0, 194, 255, 0.35);
        }

        .btn-primary:focus-visible {
            outline: 2px solid rgba(0, 240, 200, 0.8);
            outline-offset: 3px;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(0, 194, 255, 0.4);
            color: var(--brand-blue) !important;
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: all 0.3s ease;
            min-height: 48px;
            backdrop-filter: blur(10px);
        }

        .btn-secondary:hover {
            background: rgba(0, 194, 255, 0.14);
            border-color: var(--brand-blue);
            box-shadow: 0 0 14px rgba(0, 194, 255, 0.3);
            color: #66D9FF !important;
        }

        .btn-secondary:active {
            background: rgba(0, 194, 255, 0.2);
        }

        .hero-score-snapshot {
            display: flex;
            align-items: stretch;
            gap: 0;
            background: rgba(13, 19, 38, 0.75);
            backdrop-filter: blur(18px);
            border: 1px solid rgba(0, 194, 255, 0.28);
            border-radius: 14px;
            overflow: hidden;
            max-width: 560px;
            box-shadow: var(--shadow-soft);
        }

        .snapshot-team {
            flex: 1;
            padding: 16px 20px;
            text-align: center;
        }

        .snapshot-team .team-name {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 6px;
        }

        .snapshot-team .team-score {
            font-size: 30px;
            font-weight: 800;
            color: var(--text-primary);
            font-variant-numeric: tabular-nums;
        }

        .snapshot-team.winner .team-score {
            color: var(--accent-green);
        }

        .snapshot-divider {
            display: flex;
            align-items: center;
            padding: 0 12px;
            color: var(--brand-blue);
            font-size: 18px;
            font-weight: 700;
        }

        .snapshot-meta {
            background: rgba(0, 194, 255, 0.08);
            padding: 12px 18px;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--text-secondary);
            border-left: 1px solid rgba(0, 194, 255, 0.2);
        }

        .snapshot-meta .game-tag {
            background: rgba(122, 92, 255, 0.25);
            color: #B3A1FF;
            padding: 3px 10px;
            border-radius: 5px;
            font-size: 11px;
            font-weight: 600;
        }

        @media (max-width: 991px) {
            .hero-title {
                font-size: 40px;
            }
            .hero-section {
                min-height: 75vh;
                padding: 120px 0 60px;
            }
        }

        @media (max-width: 767px) {
            .hero-section {
                min-height: auto;
                padding: 110px 0 48px;
            }
            .hero-title {
                font-size: 30px;
                line-height: 1.25;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-content {
                padding: 0 18px;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
                gap: 10px;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-secondary {
                width: 100%;
                justify-content: center;
            }
            .hero-score-snapshot {
                flex-direction: column;
                width: 100%;
            }
            .snapshot-divider {
                padding: 6px 12px;
                justify-content: center;
            }
            .snapshot-meta {
                border-left: none;
                border-top: 1px solid rgba(0, 194, 255, 0.2);
                justify-content: center;
            }
        }

        @media (max-width: 575px) {
            .hero-title {
                font-size: 26px;
            }
            .hero-score-snapshot .team-score {
                font-size: 24px;
            }
            .snapshot-team {
                padding: 12px 14px;
            }
        }

        /* ===== 进度步骤快速上手区 ===== */
        .quick-steps-section {
            background: var(--bg-secondary);
            padding: var(--spacing-section) 0;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--brand-blue);
            font-size: 13px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: 14px;
        }

        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: -0.3px;
        }

        .section-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            max-width: 680px;
            margin-bottom: 36px;
        }

        .quick-steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 22px;
        }

        .quick-step-card {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-card);
            padding: 26px 22px;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .quick-step-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, #00C2FF, #00F0C8);
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .quick-step-card:hover {
            transform: translateY(-4px);
            border-color: rgba(0, 194, 255, 0.5);
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.4), 0 0 20px rgba(0, 194, 255, 0.2);
        }

        .quick-step-card:hover::before {
            opacity: 1;
        }

        .step-card-icon {
            width: 46px;
            height: 46px;
            border-radius: 12px;
            background: rgba(0, 194, 255, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--brand-blue);
            margin-bottom: 16px;
        }

        .step-card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .step-card-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.65;
        }

        @media (max-width: 991px) {
            .quick-steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 575px) {
            .quick-steps-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        /* ===== 实时比分与赛程 ===== */
        .live-scores-section {
            background: var(--bg-primary);
            padding: var(--spacing-section) 0;
        }

        .live-scores-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: stretch;
        }

        .live-scores-info {
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .live-scores-info .feature-list {
            list-style: none;
            margin: 16px 0 0;
            padding: 0;
        }

        .live-scores-info .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            margin-bottom: 12px;
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.6;
        }

        .live-scores-info .feature-list li i {
            color: var(--accent-green);
            font-size: 16px;
            margin-top: 2px;
            flex-shrink: 0;
        }

        .score-feed-panel {
            background: rgba(13, 19, 38, 0.7);
            border: 1px solid rgba(0, 194, 255, 0.22);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-soft);
        }

        .score-feed-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 18px;
            padding-bottom: 14px;
            border-bottom: 1px solid rgba(0, 194, 255, 0.12);
        }

        .score-feed-header span {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
        }

        .live-badge {
            background: rgba(0, 240, 200, 0.15);
            color: var(--accent-green);
            padding: 4px 12px;
            border-radius: 5px;
            font-size: 12px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .live-badge::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent-green);
            animation: pulse-dot 1.5s infinite;
        }

        .score-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 13px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            transition: background 0.2s ease;
            border-radius: 8px;
            padding: 13px 12px;
        }

        .score-row:hover {
            background: rgba(0, 194, 255, 0.05);
        }

        .score-row .matchup {
            display: flex;
            align-items: center;
            gap: 10px;
            flex: 1;
        }

        .score-row .matchup .team {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
        }

        .score-row .matchup .score {
            font-size: 15px;
            font-weight: 800;
            color: var(--brand-blue);
            font-variant-numeric: tabular-nums;
        }

        .score-row .match-status {
            font-size: 12px;
            color: var(--accent-green);
            background: rgba(0, 240, 200, 0.1);
            padding: 3px 10px;
            border-radius: 5px;
            font-weight: 500;
        }

        .score-row .game-name-mini {
            font-size: 12px;
            color: var(--text-muted);
        }

        @media (max-width: 991px) {
            .live-scores-layout {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 电竞数据与走势 ===== */
        .data-trends-section {
            background: var(--bg-secondary);
            padding: var(--spacing-section) 0;
        }

        .data-trends-panel {
            background: rgba(13, 19, 38, 0.7);
            border: 1px solid rgba(0, 194, 255, 0.22);
            border-radius: var(--radius-card);
            padding: 30px;
            box-shadow: var(--shadow-soft);
            margin-top: 28px;
        }

        .data-dimension-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .data-dimension-item {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 12px;
            padding: 16px 18px;
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .data-dimension-item .dim-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: rgba(0, 194, 255, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-blue);
            font-size: 16px;
            flex-shrink: 0;
        }

        .data-dimension-item .dim-info h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 3px;
        }

        .data-dimension-item .dim-info p {
            font-size: 12px;
            color: var(--text-muted);
            margin: 0;
        }

        @media (max-width: 575px) {
            .data-dimension-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 使用场景 ===== */
        .use-cases-section {
            background: var(--bg-primary);
            padding: var(--spacing-section) 0;
        }

        .use-cases-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
            margin-top: 30px;
        }

        .use-case-card {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .use-case-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 14px 40px rgba(0, 0, 0, 0.45), 0 0 22px rgba(0, 194, 255, 0.22);
        }

        .use-case-card .card-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }

        .use-case-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-card) var(--radius-card) 0 0;
            transition: transform 0.4s ease;
        }

        .use-case-card:hover .card-img img {
            transform: scale(1.05);
        }

        .use-case-card .card-body {
            padding: 22px;
        }

        .use-case-card .card-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .use-case-card .card-body p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin: 0;
        }

        @media (max-width: 991px) {
            .use-cases-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 575px) {
            .use-cases-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 界面演示 ===== */
        .demo-section {
            background: var(--bg-secondary);
            padding: var(--spacing-section) 0;
        }

        .demo-showcase {
            background: rgba(13, 19, 38, 0.7);
            border: 1px solid rgba(0, 194, 255, 0.22);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-soft);
            margin-top: 28px;
        }

        .demo-showcase .demo-img-wrap {
            border-radius: 12px;
            overflow: hidden;
            margin-bottom: 18px;
            border: 1px solid rgba(255, 255, 255, 0.06);
        }

        .demo-showcase .demo-img-wrap img {
            width: 100%;
            height: auto;
            object-fit: cover;
            border-radius: 12px;
        }

        .demo-captions {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .demo-caption-tag {
            background: rgba(0, 194, 255, 0.1);
            border: 1px solid rgba(0, 194, 255, 0.25);
            color: var(--text-secondary);
            padding: 6px 14px;
            border-radius: 6px;
            font-size: 12px;
            font-weight: 500;
        }

        /* ===== 支持游戏总览 ===== */
        .games-section {
            background: var(--bg-primary);
            padding: var(--spacing-section) 0;
        }

        .games-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 18px;
            margin-top: 30px;
        }

        .game-tile {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: 14px;
            padding: 20px 16px;
            text-align: center;
            transition: all 0.3s ease;
        }

        .game-tile:hover {
            transform: translateY(-4px);
            border-color: rgba(0, 194, 255, 0.55);
            box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35), 0 0 16px rgba(0, 194, 255, 0.2);
        }

        .game-tile .game-icon {
            width: 44px;
            height: 44px;
            margin: 0 auto 12px;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(0, 194, 255, 0.15), rgba(122, 92, 255, 0.15));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--brand-blue);
        }

        .game-tile .game-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .game-tile .game-type {
            font-size: 12px;
            color: var(--text-muted);
        }

        @media (max-width: 991px) {
            .games-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 575px) {
            .games-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
        }

        /* ===== 品牌介绍 ===== */
        .brand-intro-section {
            background: var(--bg-secondary);
            padding: var(--spacing-section) 0;
        }

        .brand-intro-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
        }

        .brand-intro-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        .brand-intro-text p {
            margin-bottom: 14px;
        }

        .brand-intro-text p:last-child {
            margin-bottom: 0;
        }

        .brand-visual {
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid rgba(0, 194, 255, 0.2);
            box-shadow: var(--shadow-soft);
        }

        .brand-visual img {
            width: 100%;
            height: auto;
            object-fit: cover;
            border-radius: var(--radius-card);
        }

        @media (max-width: 991px) {
            .brand-intro-layout {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 成功案例 ===== */
        .cases-section {
            background: var(--bg-primary);
            padding: var(--spacing-section) 0;
        }

        .cases-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 28px;
        }

        .case-card {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-card);
            padding: 24px;
            transition: all 0.3s ease;
        }

        .case-card:hover {
            transform: translateY(-4px);
            border-color: rgba(0, 194, 255, 0.5);
            box-shadow: 0 12px 34px rgba(0, 0, 0, 0.35), 0 0 18px rgba(0, 194, 255, 0.2);
        }

        .case-card .case-tag {
            display: inline-block;
            background: rgba(0, 240, 200, 0.12);
            color: var(--accent-green);
            padding: 4px 12px;
            border-radius: 5px;
            font-size: 12px;
            font-weight: 600;
            margin-bottom: 14px;
        }

        .case-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .case-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin: 0;
        }

        @media (max-width: 991px) {
            .cases-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 套餐价格 ===== */
        .pricing-section {
            background: var(--bg-secondary);
            padding: var(--spacing-section) 0;
        }

        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
            margin-top: 30px;
            align-items: stretch;
        }

        .pricing-card {
            background: rgba(13, 19, 38, 0.7);
            border: 1px solid rgba(0, 194, 255, 0.2);
            border-radius: var(--radius-card);
            padding: 30px 26px;
            text-align: center;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
            position: relative;
        }

        .pricing-card:hover {
            border-color: rgba(0, 194, 255, 0.45);
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.4);
            transform: translateY(-4px);
        }

        .pricing-card.featured {
            border-color: var(--brand-blue);
            box-shadow: 0 0 24px rgba(0, 194, 255, 0.3), 0 12px 36px rgba(0, 0, 0, 0.4);
        }

        .pricing-card .featured-badge {
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            color: #fff;
            padding: 4px 18px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 700;
            box-shadow: 0 0 14px rgba(0, 194, 255, 0.5);
        }

        .pricing-card .plan-name {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .pricing-card .plan-price {
            font-size: 36px;
            font-weight: 800;
            color: var(--brand-blue);
            margin-bottom: 6px;
        }

        .pricing-card .plan-price .currency {
            font-size: 16px;
            font-weight: 600;
        }

        .pricing-card .plan-desc {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 18px;
        }

        .pricing-card .plan-features {
            list-style: none;
            margin: 0 0 22px;
            padding: 0;
            flex: 1;
            text-align: left;
        }

        .pricing-card .plan-features li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 10px;
            line-height: 1.55;
        }

        .pricing-card .plan-features li i {
            color: var(--accent-green);
            font-size: 14px;
            margin-top: 2px;
            flex-shrink: 0;
        }

        .pricing-card .pricing-btn {
            padding: 13px 24px;
            border-radius: var(--radius-btn);
            background: rgba(0, 194, 255, 0.1);
            border: 1px solid rgba(0, 194, 255, 0.4);
            color: var(--brand-blue) !important;
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            transition: all 0.3s ease;
            text-align: center;
        }

        .pricing-card .pricing-btn:hover {
            background: rgba(0, 194, 255, 0.2);
            box-shadow: 0 0 14px rgba(0, 194, 255, 0.3);
        }

        .pricing-card.featured .pricing-btn {
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            color: #fff !important;
            border: none;
            box-shadow: var(--shadow-glow);
        }

        .pricing-card.featured .pricing-btn:hover {
            box-shadow: var(--shadow-glow-hover);
            background: linear-gradient(135deg, #00D0FF, #3FA9FF);
            color: #fff !important;
        }

        @media (max-width: 991px) {
            .pricing-grid {
                grid-template-columns: 1fr;
                max-width: 520px;
                margin-left: auto;
                margin-right: auto;
            }
        }

        /* ===== 评价墙 ===== */
        .testimonials-section {
            background: var(--bg-primary);
            padding: var(--spacing-section) 0;
        }

        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            margin-top: 28px;
        }

        .testimonial-card {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-card);
            padding: 24px;
            transition: all 0.3s ease;
        }

        .testimonial-card:hover {
            border-color: rgba(0, 194, 255, 0.45);
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
        }

        .testimonial-card .testimonial-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            font-style: italic;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .testimonial-card .testimonial-author .avatar-placeholder {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(0, 194, 255, 0.15);
            border: 1px solid rgba(0, 194, 255, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-blue);
            font-size: 16px;
            flex-shrink: 0;
        }

        .testimonial-card .testimonial-author .author-info .author-name {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-primary);
        }

        .testimonial-card .testimonial-author .author-info .author-role {
            font-size: 12px;
            color: var(--text-muted);
        }

        @media (max-width: 767px) {
            .testimonials-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 数据实时性 ===== */
        .realtime-section {
            background: var(--bg-secondary);
            padding: var(--spacing-section) 0;
        }

        .realtime-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
            margin-top: 28px;
        }

        .realtime-item {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-card);
            padding: 24px;
            text-align: center;
            transition: all 0.3s ease;
        }

        .realtime-item:hover {
            border-color: rgba(0, 194, 255, 0.5);
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
        }

        .realtime-item .realtime-icon {
            width: 48px;
            height: 48px;
            margin: 0 auto 14px;
            border-radius: 50%;
            background: rgba(0, 240, 200, 0.12);
            border: 1px solid rgba(0, 240, 200, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-green);
            font-size: 20px;
        }

        .realtime-item h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .realtime-item p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin: 0;
        }

        @media (max-width: 991px) {
            .realtime-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 移动体验 ===== */
        .mobile-section {
            background: var(--bg-primary);
            padding: var(--spacing-section) 0;
        }

        .mobile-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
        }

        .mobile-visual-mock {
            background: rgba(13, 19, 38, 0.7);
            border: 1px solid rgba(0, 194, 255, 0.22);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 320px;
        }

        .mobile-visual-mock .phone-frame {
            width: 200px;
            height: 360px;
            background: rgba(10, 14, 26, 0.9);
            border: 3px solid rgba(0, 194, 255, 0.3);
            border-radius: 24px;
            box-shadow: 0 0 32px rgba(0, 194, 255, 0.25);
            padding: 16px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .mobile-visual-mock .phone-frame .mock-line {
            height: 8px;
            border-radius: 4px;
            background: rgba(0, 194, 255, 0.15);
        }

        .mobile-visual-mock .phone-frame .mock-line.short {
            width: 60%;
        }
        .mobile-visual-mock .phone-frame .mock-line.medium {
            width: 80%;
        }

        .mobile-visual-mock .phone-frame .mock-score-card {
            background: rgba(0, 194, 255, 0.1);
            border: 1px solid rgba(0, 194, 255, 0.25);
            border-radius: 10px;
            padding: 10px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 8px;
        }

        .mobile-visual-mock .phone-frame .mock-score-card span {
            font-size: 12px;
            color: var(--text-secondary);
        }

        .mobile-feature-list {
            list-style: none;
            margin: 16px 0 0;
            padding: 0;
        }

        .mobile-feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 10px;
        }

        .mobile-feature-list li i {
            color: var(--brand-blue);
            margin-top: 2px;
            flex-shrink: 0;
        }

        @media (max-width: 991px) {
            .mobile-layout {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 资讯列表 ===== */
        .news-section {
            background: var(--bg-secondary);
            padding: var(--spacing-section) 0;
        }

        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            margin-top: 28px;
        }

        .news-card {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: row;
        }

        .news-card:hover {
            border-color: rgba(0, 194, 255, 0.5);
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
            transform: translateY(-3px);
        }

        .news-card .news-img {
            width: 160px;
            min-height: 100%;
            flex-shrink: 0;
            overflow: hidden;
        }

        .news-card .news-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-card) 0 0 var(--radius-card);
        }

        .news-card .news-body {
            padding: 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .news-card .news-body .news-tag {
            font-size: 11px;
            background: rgba(122, 92, 255, 0.2);
            color: #B3A1FF;
            padding: 3px 10px;
            border-radius: 4px;
            display: inline-block;
            margin-bottom: 8px;
            font-weight: 600;
            width: fit-content;
        }

        .news-card .news-body h3 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
            line-height: 1.5;
        }

        .news-card .news-body .news-date {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: auto;
        }

        .news-view-all {
            margin-top: 24px;
            text-align: right;
        }

        .news-view-all a {
            color: var(--brand-blue);
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .news-view-all a:hover {
            color: #66D9FF;
        }

        @media (max-width: 767px) {
            .news-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 575px) {
            .news-card {
                flex-direction: column;
            }
            .news-card .news-img {
                width: 100%;
                aspect-ratio: 16 / 9;
                min-height: auto;
            }
            .news-card .news-img img {
                border-radius: var(--radius-card) var(--radius-card) 0 0;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-primary);
            padding: var(--spacing-section) 0;
        }

        .faq-list {
            margin-top: 28px;
            max-width: 760px;
        }

        .faq-item {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: 12px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color 0.25s ease;
        }

        .faq-item:hover {
            border-color: rgba(0, 194, 255, 0.45);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            gap: 16px;
            user-select: none;
            transition: color 0.25s ease;
        }

        .faq-question:hover {
            color: var(--brand-blue);
        }

        .faq-question .faq-icon {
            color: var(--brand-blue);
            font-size: 16px;
            flex-shrink: 0;
            transition: transform 0.3s ease;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            padding: 0 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        .faq-answer p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* ===== 开通 CTA ===== */
        .cta-section {
            background: var(--bg-secondary);
            padding: var(--spacing-section) 0;
        }

        .cta-panel {
            background: rgba(13, 19, 38, 0.85);
            border: 1px solid rgba(0, 194, 255, 0.35);
            border-radius: var(--radius-card);
            padding: 50px 40px;
            text-align: center;
            box-shadow: 0 0 40px rgba(0, 194, 255, 0.15), 0 16px 48px rgba(0, 0, 0, 0.45);
            position: relative;
            overflow: hidden;
        }

        .cta-panel::before {
            content: "";
            position: absolute;
            top: -50%;
            left: 50%;
            transform: translateX(-50%);
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0, 194, 255, 0.12) 0%, transparent 60%);
            pointer-events: none;
        }

        .cta-panel h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 14px;
            position: relative;
        }

        .cta-panel p {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 520px;
            margin: 0 auto 26px;
            line-height: 1.7;
            position: relative;
        }

        .cta-trust {
            display: flex;
            justify-content: center;
            gap: 28px;
            flex-wrap: wrap;
            margin-top: 20px;
            position: relative;
        }

        .cta-trust .trust-item {
            display: flex;
            align-items: center;
            gap: 7px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .cta-trust .trust-item i {
            color: var(--accent-green);
        }

        @media (max-width: 767px) {
            .cta-panel {
                padding: 36px 22px;
            }
            .cta-panel h2 {
                font-size: 22px;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #080B14;
            border-top: 1px solid rgba(0, 194, 255, 0.15);
            padding: 60px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 36px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-brand .brand-logo {
            margin-bottom: 14px;
        }

        .footer-brand .brand-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 9px;
        }

        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 13px;
            transition: color 0.25s ease;
        }

        .footer-col ul li a:hover {
            color: var(--brand-blue);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 22px 0;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom .copyright {
            font-size: 12px;
            color: var(--text-muted);
        }

        .footer-bottom .copyright a {
            color: var(--text-muted);
        }

        .footer-bottom .copyright a:hover {
            color: var(--brand-blue);
        }

        @media (max-width: 991px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 575px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== 通用辅助 ===== */
        .text-highlight {
            color: var(--brand-blue);
        }

        .text-green {
            color: var(--accent-green);
        }

        .text-purple {
            color: var(--accent-purple);
        }

        .text-amber {
            color: var(--accent-amber);
        }

        @media (max-width: 767px) {
            :root {
                --spacing-section: 48px;
            }
            .section-title {
                font-size: 24px;
            }
            .section-desc {
                font-size: 14px;
            }
        }

        @media (max-width: 575px) {
            .section-title {
                font-size: 21px;
            }
            .section-desc {
                font-size: 13px;
            }
        }

        /* ===== 响应式导航 ===== */
        @media (max-width: 767px) {
            .main-nav {
                display: none;
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background: rgba(10, 14, 26, 0.96);
                backdrop-filter: blur(20px);
                border-bottom: 1px solid rgba(0, 194, 255, 0.25);
                padding: 20px 24px;
                flex-direction: column;
                gap: 6px;
                box-shadow: 0 16px 40px rgba(0, 0, 0, 0.55);
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                font-size: 15px;
                padding: 12px 8px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            }
            .main-nav .nav-cta-btn {
                margin-top: 10px;
                text-align: center;
                justify-content: center;
            }
            .hamburger-btn {
                display: flex;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0A0E1A;
            --bg-secondary: #0D1326;
            --bg-tertiary: #101B30;
            --brand-blue: #00C2FF;
            --brand-blue-2: #2E9BFF;
            --accent-green: #00F0C8;
            --accent-purple: #7A5CFF;
            --accent-amber: #FFB020;
            --text-primary: #E6F0FA;
            --text-secondary: #94A6C4;
            --text-muted: #5E6F8C;
            --glass-bg: rgba(255, 255, 255, 0.06);
            --glass-border: rgba(0, 194, 255, 0.25);
            --glass-highlight: rgba(255, 255, 255, 0.10);
            --radius-card: 18px;
            --radius-panel: 12px;
            --radius-btn: 9px;
            --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 18px rgba(0, 194, 255, 0.45);
            --shadow-glow-hover: 0 0 28px rgba(0, 194, 255, 0.65);
            --font-sans: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --spacing-section: 72px;
            --spacing-section-mobile: 48px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 15px;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-panel);
        }
        a {
            color: var(--brand-blue);
            text-decoration: none;
            transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
        }
        a:hover {
            color: #66D9FF;
            text-decoration: none;
        }
        button, input, select, textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            outline: none;
        }
        .container {
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 28px;
        }
        .container.narrow {
            max-width: 960px;
        }
        /* ===== 顶部导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(10, 14, 26, 0.82);
            backdrop-filter: blur(20px) saturate(160%);
            -webkit-backdrop-filter: blur(20px) saturate(160%);
            border-bottom: 1px solid rgba(0, 194, 255, 0.22);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
            transition: background 0.3s ease;
        }
        .site-header.scrolled {
            background: rgba(10, 14, 26, 0.94);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.55), 0 0 18px rgba(0, 194, 255, 0.2);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-primary);
            font-weight: 700;
            font-size: 18px;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .brand-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #fff;
            box-shadow: 0 0 14px rgba(0, 194, 255, 0.5);
            flex-shrink: 0;
        }
        .brand-logo:hover {
            color: var(--text-primary);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 22px;
        }
        .main-nav a {
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            padding: 6px 2px;
            position: relative;
            transition: color 0.25s ease;
        }
        .main-nav a::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--brand-blue);
            border-radius: 2px;
            transition: width 0.3s ease;
            box-shadow: 0 0 8px rgba(0, 194, 255, 0.6);
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--brand-blue);
        }
        .main-nav a:hover::after,
        .main-nav a.active::after {
            width: 100%;
        }
        .nav-cta-btn {
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            color: #fff !important;
            font-weight: 600;
            font-size: 13px;
            border: none;
            box-shadow: var(--shadow-glow);
            transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
            white-space: nowrap;
        }
        .nav-cta-btn:hover {
            background: linear-gradient(135deg, #00D0FF, #3FA9FF);
            box-shadow: var(--shadow-glow-hover);
            transform: translateY(-2px);
            color: #fff !important;
        }
        .nav-cta-btn::after {
            display: none;
        }
        .hamburger-btn {
            display: none;
            background: transparent;
            border: 1px solid rgba(0, 194, 255, 0.4);
            color: var(--brand-blue);
            font-size: 20px;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }
        .hamburger-btn:hover {
            border-color: var(--brand-blue);
            box-shadow: 0 0 12px rgba(0, 194, 255, 0.35);
        }
        /* ===== 进度步骤导航 ===== */
        .progress-strip {
            background: rgba(13, 19, 38, 0.9);
            border-bottom: 1px solid rgba(0, 194, 255, 0.15);
            padding: 12px 0;
            margin-top: 68px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: rgba(0, 194, 255, 0.3) transparent;
        }
        .progress-strip::-webkit-scrollbar {
            height: 4px;
        }
        .progress-strip::-webkit-scrollbar-thumb {
            background: rgba(0, 194, 255, 0.3);
            border-radius: 4px;
        }
        .progress-strip .container {
            display: flex;
            align-items: center;
            gap: 10px;
            min-width: max-content;
        }
        .progress-step {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: all 0.3s ease;
            white-space: nowrap;
            cursor: pointer;
        }
        .progress-step:hover {
            color: var(--text-primary);
            border-color: rgba(0, 194, 255, 0.4);
        }
        .progress-step.active {
            color: var(--brand-blue);
            border-color: rgba(0, 194, 255, 0.5);
            background: rgba(0, 194, 255, 0.08);
            box-shadow: 0 0 12px rgba(0, 194, 255, 0.2);
        }
        .progress-step.completed {
            color: var(--accent-green);
            border-color: rgba(0, 240, 200, 0.4);
            background: rgba(0, 240, 200, 0.06);
        }
        .progress-step .step-num {
            width: 22px;
            height: 22px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            font-weight: 700;
            background: rgba(255, 255, 255, 0.08);
            color: inherit;
            flex-shrink: 0;
        }
        /* ===== 通用段落 ===== */
        .section {
            padding: var(--spacing-section) 0;
            position: relative;
        }
        .section-alt {
            background: var(--bg-secondary);
        }
        .section-header {
            margin-bottom: 36px;
        }
        .section-header h2 {
            font-size: 30px;
            font-weight: 700;
            margin: 0 0 10px;
            color: var(--text-primary);
            letter-spacing: 0.5px;
        }
        .section-header p {
            color: var(--text-secondary);
            font-size: 16px;
            max-width: 680px;
            margin: 0;
        }
        .section-tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 1px;
            text-transform: uppercase;
            background: rgba(0, 194, 255, 0.1);
            color: var(--brand-blue);
            border: 1px solid rgba(0, 194, 255, 0.25);
            margin-bottom: 12px;
        }
        .glass-card {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-card);
            padding: 26px;
            backdrop-filter: blur(18px) saturate(140%);
            -webkit-backdrop-filter: blur(18px) saturate(140%);
            box-shadow: var(--shadow-soft), inset 0 1px 0 var(--glass-highlight);
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
        }
        .glass-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45), 0 0 22px rgba(0, 194, 255, 0.3);
            border-color: rgba(0, 194, 255, 0.45);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            border: none;
            text-align: center;
            justify-content: center;
        }
        .btn-primary {
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            color: #fff;
            box-shadow: var(--shadow-glow);
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, #00D0FF, #3FA9FF);
            box-shadow: var(--shadow-glow-hover);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 0 10px rgba(0, 194, 255, 0.3);
        }
        .btn-secondary {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(0, 194, 255, 0.4);
            color: var(--brand-blue);
        }
        .btn-secondary:hover {
            background: rgba(0, 194, 255, 0.1);
            border-color: var(--brand-blue);
            color: var(--brand-blue);
        }
        .btn-large {
            padding: 16px 36px;
            font-size: 16px;
        }
        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 6px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.3px;
            background: rgba(122, 92, 255, 0.12);
            color: var(--accent-purple);
            border: 1px solid rgba(122, 92, 255, 0.3);
            margin-right: 6px;
            margin-bottom: 6px;
        }
        .badge-green {
            background: rgba(0, 240, 200, 0.1);
            color: var(--accent-green);
            border-color: rgba(0, 240, 200, 0.3);
        }
        .badge-amber {
            background: rgba(255, 176, 32, 0.1);
            color: var(--accent-amber);
            border-color: rgba(255, 176, 32, 0.3);
        }
        .badge-blue {
            background: rgba(0, 194, 255, 0.1);
            color: var(--brand-blue);
            border-color: rgba(0, 194, 255, 0.3);
        }
        .stat-value {
            font-size: 36px;
            font-weight: 700;
            color: var(--brand-blue);
            font-variant-numeric: tabular-nums;
            letter-spacing: 0.5px;
        }
        .stat-label {
            font-size: 13px;
            color: var(--text-secondary);
        }
        .divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(0, 194, 255, 0.3), transparent);
            margin: 20px 0;
        }
        /* ===== Hero ===== */
        .hero {
            position: relative;
            padding: 120px 0 80px;
            background: var(--bg-primary);
            overflow: hidden;
        }
        .hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/187be1d2e28a6caf.webp') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }
        .hero::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 14, 26, 0.7) 0%, rgba(10, 14, 26, 0.95) 100%);
            z-index: 1;
        }
        .hero .container {
            position: relative;
            z-index: 2;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 48px;
            align-items: center;
        }
        .hero-title {
            font-size: 46px;
            font-weight: 700;
            line-height: 1.25;
            margin: 0 0 18px;
            color: var(--text-primary);
            letter-spacing: 0.5px;
        }
        .hero-title .highlight {
            color: var(--brand-blue);
        }
        .hero-subtitle {
            font-size: 17px;
            color: var(--text-secondary);
            margin: 0 0 28px;
            max-width: 560px;
            line-height: 1.7;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .hero-visual {
            display: flex;
            justify-content: center;
            align-items: center;
        }
        .hero-snapshot {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(0, 194, 255, 0.3);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-soft), inset 0 1px 0 var(--glass-highlight);
            width: 100%;
            max-width: 420px;
            backdrop-filter: blur(18px) saturate(140%);
        }
        .hero-snapshot .snapshot-title {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .hero-snapshot .snapshot-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 8px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .hero-snapshot .snapshot-row:last-child {
            border-bottom: none;
        }
        .hero-snapshot .team-name {
            font-weight: 600;
            font-size: 14px;
        }
        .hero-snapshot .team-score {
            font-size: 18px;
            font-weight: 700;
            color: var(--brand-blue);
        }
        /* ===== 板块卡片 ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px;
        }
        .feature-card .card-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 16px;
            background: linear-gradient(135deg, rgba(0, 194, 255, 0.15), rgba(46, 155, 255, 0.15));
            color: var(--brand-blue);
            border: 1px solid rgba(0, 194, 255, 0.25);
        }
        .feature-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin: 0 0 8px;
        }
        .feature-card p {
            color: var(--text-secondary);
            font-size: 14px;
            margin: 0;
        }
        .data-dashboard-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .data-panel {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-card);
            padding: 28px;
            backdrop-filter: blur(18px) saturate(140%);
            box-shadow: var(--shadow-soft);
        }
        .data-panel h3 {
            font-size: 18px;
            font-weight: 600;
            margin: 0 0 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .data-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .data-list li {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 14px;
            color: var(--text-secondary);
        }
        .data-list li:last-child {
            border-bottom: none;
        }
        .data-list .value {
            font-weight: 600;
            color: var(--brand-blue);
            font-variant-numeric: tabular-nums;
        }
        .game-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 18px;
        }
        .game-pill {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 999px;
            padding: 12px 22px;
            text-align: center;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all 0.3s ease;
        }
        .game-pill:hover {
            border-color: rgba(0, 194, 255, 0.4);
            color: var(--brand-blue);
            background: rgba(0, 194, 255, 0.06);
        }
        .list-card {
            display: flex;
            gap: 18px;
            align-items: center;
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-card);
            padding: 20px;
            backdrop-filter: blur(18px) saturate(140%);
            box-shadow: var(--shadow-soft);
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
            margin-bottom: 16px;
        }
        .list-card:last-child {
            margin-bottom: 0;
        }
        .list-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45), 0 0 22px rgba(0, 194, 255, 0.3);
            border-color: rgba(0, 194, 255, 0.45);
        }
        .list-card .list-content {
            flex: 1;
        }
        .list-card h4 {
            font-size: 17px;
            font-weight: 600;
            margin: 0 0 6px;
        }
        .list-card p {
            color: var(--text-secondary);
            font-size: 14px;
            margin: 0;
        }
        .list-card .list-meta {
            display: flex;
            gap: 8px;
            margin-top: 8px;
            flex-wrap: wrap;
        }
        .cta-banner {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(0, 194, 255, 0.35);
            border-radius: var(--radius-card);
            padding: 48px 36px;
            text-align: center;
            box-shadow: 0 0 32px rgba(0, 194, 255, 0.15), inset 0 1px 0 var(--glass-highlight);
        }
        .cta-banner h2 {
            font-size: 32px;
            font-weight: 700;
            margin: 0 0 14px;
        }
        .cta-banner p {
            color: var(--text-secondary);
            font-size: 16px;
            max-width: 560px;
            margin: 0 auto 28px;
        }
        .cta-banner .cta-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .trust-badges {
            display: flex;
            gap: 20px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 28px;
        }
        .trust-badge {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-secondary);
            background: rgba(255, 255, 255, 0.04);
            padding: 8px 16px;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        .trust-badge i {
            color: var(--brand-blue);
        }
        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid rgba(0, 194, 255, 0.2);
            padding: 56px 0 28px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }
        .footer-brand .brand-logo {
            margin-bottom: 16px;
        }
        .brand-desc {
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.7;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            margin: 0 0 14px;
            color: var(--text-primary);
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: var(--text-secondary);
            font-size: 13px;
            transition: color 0.25s ease;
        }
        .footer-col ul li a:hover {
            color: var(--brand-blue);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .copyright {
            font-size: 13px;
            color: var(--text-muted);
        }
        .copyright a {
            color: var(--text-muted);
        }
        .copyright a:hover {
            color: var(--brand-blue);
        }
        /* ===== 响应式 ===== */
        @media (max-width: 991px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-title {
                font-size: 38px;
            }
            .data-dashboard-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 767px) {
            .main-nav {
                display: none;
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background: rgba(10, 14, 26, 0.98);
                flex-direction: column;
                padding: 20px;
                gap: 14px;
                border-bottom: 1px solid rgba(0, 194, 255, 0.3);
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                font-size: 16px;
                padding: 10px 0;
            }
            .hamburger-btn {
                display: flex;
            }
            .nav-cta-btn {
                padding: 10px 18px;
                font-size: 14px;
            }
            .progress-strip {
                margin-top: 68px;
            }
            .hero {
                padding: 100px 0 60px;
            }
            .hero-title {
                font-size: 30px;
            }
            .section {
                padding: var(--spacing-section-mobile) 0;
            }
            .section-header h2 {
                font-size: 24px;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .game-grid {
                grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
            }
            .list-card {
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 575px) {
            .container {
                padding: 0 14px;
            }
            .hero-title {
                font-size: 26px;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .cta-banner {
                padding: 32px 20px;
            }
            .cta-banner h2 {
                font-size: 24px;
            }
            .cta-banner .cta-actions {
                flex-direction: column;
                width: 100%;
            }
            .cta-banner .cta-actions .btn {
                width: 100%;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0A0E1A;
            --bg-secondary: #0D1326;
            --bg-tertiary: #101B30;
            --brand-blue: #00C2FF;
            --brand-blue-2: #2E9BFF;
            --accent-green: #00F0C8;
            --accent-purple: #7A5CFF;
            --accent-amber: #FFB020;
            --text-primary: #E6F0FA;
            --text-secondary: #94A6C4;
            --text-muted: #5E6F8C;
            --glass-bg: rgba(255, 255, 255, 0.06);
            --glass-border: rgba(0, 194, 255, 0.25);
            --glass-highlight: rgba(255, 255, 255, 0.10);
            --radius-card: 18px;
            --radius-panel: 12px;
            --radius-btn: 9px;
            --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 18px rgba(0, 194, 255, 0.45);
            --shadow-glow-hover: 0 0 28px rgba(0, 194, 255, 0.65);
            --font-sans: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --spacing-section: 80px;
            --spacing-section-mobile: 48px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 15px;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-panel);
        }
        a {
            color: var(--brand-blue);
            text-decoration: none;
            transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
        }
        a:hover {
            color: #66D9FF;
            text-decoration: none;
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            outline: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0 0 12px;
            line-height: 1.35;
            font-weight: 700;
            color: var(--text-primary);
        }
        p {
            margin: 0 0 16px;
        }
        ul {
            margin: 0;
            padding: 0;
            list-style: none;
        }
        .container {
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 28px;
        }
        @media (max-width: 575px) {
            .container {
                padding: 0 18px;
            }
        }
        /* ===== 顶部导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(10, 14, 26, 0.82);
            backdrop-filter: blur(20px) saturate(160%);
            -webkit-backdrop-filter: blur(20px) saturate(160%);
            border-bottom: 1px solid rgba(0, 194, 255, 0.22);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
            transition: background 0.3s ease;
        }
        .site-header.scrolled {
            background: rgba(10, 14, 26, 0.94);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.55), 0 0 18px rgba(0, 194, 255, 0.2);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-primary);
            font-weight: 700;
            font-size: 18px;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .brand-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #fff;
            box-shadow: 0 0 14px rgba(0, 194, 255, 0.5);
            flex-shrink: 0;
        }
        .brand-logo:hover {
            color: var(--text-primary);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 26px;
        }
        .main-nav a {
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            padding: 6px 2px;
            position: relative;
            transition: color 0.25s ease;
        }
        .main-nav a::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--brand-blue);
            border-radius: 2px;
            transition: width 0.3s ease;
            box-shadow: 0 0 8px rgba(0, 194, 255, 0.6);
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--brand-blue);
        }
        .main-nav a:hover::after,
        .main-nav a.active::after {
            width: 100%;
        }
        .nav-cta-btn {
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            color: #fff !important;
            font-weight: 600;
            font-size: 13px;
            border: none;
            box-shadow: var(--shadow-glow);
            transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
            white-space: nowrap;
        }
        .nav-cta-btn:hover {
            background: linear-gradient(135deg, #00D0FF, #3FA9FF);
            box-shadow: var(--shadow-glow-hover);
            transform: translateY(-2px);
            color: #fff !important;
        }
        .nav-cta-btn::after {
            display: none;
        }
        .hamburger-btn {
            display: none;
            background: transparent;
            border: 1px solid rgba(0, 194, 255, 0.4);
            color: var(--brand-blue);
            font-size: 20px;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: all 0.25s ease;
        }
        .hamburger-btn:hover {
            border-color: var(--brand-blue);
            box-shadow: 0 0 12px rgba(0, 194, 255, 0.35);
        }
        @media (max-width: 991px) {
            .main-nav {
                position: fixed;
                top: 68px;
                left: 0;
                right: 0;
                background: rgba(10, 14, 26, 0.96);
                backdrop-filter: blur(24px) saturate(160%);
                -webkit-backdrop-filter: blur(24px) saturate(160%);
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
                padding: 20px 28px;
                border-bottom: 1px solid rgba(0, 194, 255, 0.25);
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
                transform: translateY(-120%);
                transition: transform 0.35s ease;
                z-index: 998;
            }
            .main-nav.open {
                transform: translateY(0);
            }
            .main-nav a {
                font-size: 16px;
                padding: 10px 4px;
                width: 100%;
            }
            .main-nav a::after {
                bottom: 5px;
            }
            .nav-cta-btn {
                margin-top: 10px;
                text-align: center;
                width: 100%;
                display: block;
            }
            .hamburger-btn {
                display: flex;
            }
        }
        @media (max-width: 575px) {
            .header-inner {
                height: 60px;
            }
            .main-nav {
                top: 60px;
                padding: 16px 18px;
            }
            .brand-logo {
                font-size: 16px;
            }
            .brand-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }
        }
        /* ===== 分类页页面头部横幅 ===== */
        .category-hero {
            position: relative;
            padding: 150px 0 70px;
            background: url('/assets/images/187be1d2e28a6caf.webp') center/cover no-repeat;
            background-attachment: fixed;
        }
        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 14, 26, 0.92) 0%, rgba(13, 19, 38, 0.75) 50%, rgba(16, 27, 48, 0.88) 100%);
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .category-hero-content {
            max-width: 780px;
        }
        .category-hero h1 {
            font-size: 42px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .category-hero h1 .highlight {
            background: linear-gradient(135deg, #00C2FF, #00F0C8);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .category-hero p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 620px;
            line-height: 1.8;
            margin-bottom: 0;
        }
        .category-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 194, 255, 0.12);
            border: 1px solid rgba(0, 194, 255, 0.35);
            color: var(--brand-blue);
            font-size: 13px;
            font-weight: 600;
            padding: 7px 16px;
            border-radius: 24px;
            margin-bottom: 18px;
        }
        @media (max-width: 767px) {
            .category-hero {
                padding: 120px 0 50px;
                background-attachment: scroll;
            }
            .category-hero h1 {
                font-size: 30px;
            }
            .category-hero p {
                font-size: 14px;
            }
        }
        @media (max-width: 575px) {
            .category-hero {
                padding: 100px 0 40px;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .category-hero-badge {
                font-size: 12px;
                padding: 6px 12px;
            }
        }
        /* ===== 通用section样式 ===== */
        .section-block {
            padding: var(--spacing-section) 0;
        }
        .section-block.alt-bg {
            background: var(--bg-secondary);
        }
        .section-block.alt-bg-2 {
            background: var(--bg-tertiary);
        }
        .section-head {
            margin-bottom: 36px;
        }
        .section-head h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }
        .section-head p {
            color: var(--text-secondary);
            font-size: 15px;
            max-width: 640px;
            margin-bottom: 0;
        }
        .section-head .section-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 1.2px;
            text-transform: uppercase;
            color: var(--accent-green);
            margin-bottom: 10px;
        }
        @media (max-width: 767px) {
            .section-block {
                padding: var(--spacing-section-mobile) 0;
            }
            .section-head h2 {
                font-size: 22px;
            }
            .section-head p {
                font-size: 14px;
            }
        }
        /* ===== 玻璃卡片基础 ===== */
        .glass-card {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-card);
            backdrop-filter: blur(18px) saturate(140%);
            -webkit-backdrop-filter: blur(18px) saturate(140%);
            box-shadow: var(--shadow-soft), inset 0 1px 0 var(--glass-highlight);
            padding: 26px;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
        }
        .glass-card:hover {
            transform: translateY(-3px);
            border-color: rgba(0, 194, 255, 0.45);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45), 0 0 20px rgba(0, 194, 255, 0.2), inset 0 1px 0 var(--glass-highlight);
        }
        /* ===== 筛选器样式 ===== */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-card);
            padding: 18px 22px;
            backdrop-filter: blur(16px) saturate(140%);
            -webkit-backdrop-filter: blur(16px) saturate(140%);
            box-shadow: var(--shadow-soft);
        }
        .filter-group {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
        }
        .filter-group-label {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
            margin-right: 4px;
            white-space: nowrap;
        }
        .filter-btn {
            padding: 8px 16px;
            border-radius: 22px;
            border: 1px solid rgba(94, 111, 140, 0.35);
            background: rgba(255, 255, 255, 0.03);
            color: var(--text-secondary);
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .filter-btn:hover {
            border-color: rgba(0, 194, 255, 0.5);
            color: var(--brand-blue);
        }
        .filter-btn.active {
            background: rgba(0, 194, 255, 0.12);
            border-color: var(--brand-blue);
            color: var(--brand-blue);
            box-shadow: 0 0 10px rgba(0, 194, 255, 0.25);
        }
        .filter-date-input {
            padding: 8px 14px;
            border-radius: 22px;
            border: 1px solid rgba(94, 111, 140, 0.35);
            background: rgba(255, 255, 255, 0.03);
            color: var(--text-primary);
            font-size: 13px;
            cursor: pointer;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
            min-width: 150px;
        }
        .filter-date-input:focus {
            border-color: var(--brand-blue);
            box-shadow: 0 0 10px rgba(0, 194, 255, 0.25);
        }
        @media (max-width: 575px) {
            .filter-bar {
                padding: 14px 16px;
                gap: 10px;
            }
            .filter-btn {
                padding: 6px 12px;
                font-size: 12px;
            }
            .filter-date-input {
                min-width: 130px;
                font-size: 12px;
            }
        }
        /* ===== 焦点对阵样式 ===== */
        .focus-match-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 28px;
            align-items: stretch;
        }
        .focus-match-card {
            background: var(--glass-bg);
            border: 1px solid rgba(0, 194, 255, 0.35);
            border-radius: var(--radius-card);
            backdrop-filter: blur(20px) saturate(150%);
            -webkit-backdrop-filter: blur(20px) saturate(150%);
            box-shadow: var(--shadow-soft), 0 0 30px rgba(0, 194, 255, 0.12), inset 0 1px 0 var(--glass-highlight);
            padding: 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }
        .focus-match-card::before {
            content: "";
            position: absolute;
            top: -60%;
            right: -20%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(0, 194, 255, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }
        .focus-match-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 176, 32, 0.12);
            border: 1px solid rgba(255, 176, 32, 0.35);
            color: var(--accent-amber);
            font-size: 12px;
            font-weight: 700;
            padding: 5px 14px;
            border-radius: 18px;
            margin-bottom: 18px;
            align-self: flex-start;
        }
        .focus-match-info {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }
        .focus-team {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
            flex: 1;
            min-width: 90px;
        }
        .focus-team .team-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            border: 2px solid rgba(0, 194, 255, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            font-weight: 700;
            color: var(--brand-blue);
        }
        .focus-team .team-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            text-align: center;
        }
        .focus-team .team-tag {
            font-size: 11px;
            color: var(--text-muted);
            text-align: center;
        }
        .focus-score {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
        }
        .focus-score .score-num {
            font-size: 38px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -1px;
            line-height: 1;
        }
        .focus-score .score-status {
            font-size: 12px;
            font-weight: 600;
            color: var(--accent-green);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .focus-match-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 22px;
            padding-top: 18px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .focus-meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            color: var(--text-muted);
        }
        .focus-meta-item i {
            color: var(--brand-blue);
            font-size: 13px;
        }
        .focus-match-thumb {
            border-radius: var(--radius-card);
            overflow: hidden;
            position: relative;
            min-height: 220px;
        }
        .focus-match-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-card);
        }
        .focus-match-thumb::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(10, 14, 26, 0.6) 100%);
            border-radius: var(--radius-card);
        }
        .focus-thumb-caption {
            position: absolute;
            bottom: 14px;
            left: 16px;
            right: 16px;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }
        .focus-thumb-caption span {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.85);
            font-weight: 500;
        }
        .focus-thumb-caption .live-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #FF3B3B;
            display: inline-block;
            animation: pulse-dot 1.5s ease-in-out infinite;
            margin-right: 5px;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 59, 59, 0.5);
            }
            50% {
                box-shadow: 0 0 0 6px rgba(255, 59, 59, 0);
            }
        }
        @media (max-width: 991px) {
            .focus-match-grid {
                grid-template-columns: 1fr;
            }
            .focus-match-thumb {
                min-height: 180px;
            }
            .focus-score .score-num {
                font-size: 30px;
            }
        }
        @media (max-width: 575px) {
            .focus-match-card {
                padding: 20px;
            }
            .focus-team .team-icon {
                width: 44px;
                height: 44px;
                font-size: 18px;
            }
            .focus-team .team-name {
                font-size: 13px;
            }
            .focus-score .score-num {
                font-size: 26px;
            }
            .focus-match-meta {
                flex-direction: column;
                gap: 8px;
            }
        }
        /* ===== 比赛列表卡片样式 ===== */
        .match-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .match-card {
            display: flex;
            align-items: center;
            gap: 18px;
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-card);
            backdrop-filter: blur(16px) saturate(140%);
            -webkit-backdrop-filter: blur(16px) saturate(140%);
            box-shadow: var(--shadow-soft), inset 0 1px 0 var(--glass-highlight);
            padding: 18px 22px;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
        }
        .match-card:hover {
            transform: translateY(-3px);
            border-color: rgba(0, 194, 255, 0.45);
            box-shadow: 0 14px 36px rgba(0, 0, 0, 0.4), 0 0 18px rgba(0, 194, 255, 0.15), inset 0 1px 0 var(--glass-highlight);
        }
        .match-game-badge {
            flex-shrink: 0;
            width: 52px;
            height: 52px;
            border-radius: 12px;
            background: rgba(0, 194, 255, 0.08);
            border: 1px solid rgba(0, 194, 255, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--brand-blue);
            font-weight: 700;
        }
        .match-main-info {
            flex: 1;
            min-width: 0;
        }
        .match-teams {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .match-teams .vs {
            color: var(--text-muted);
            font-weight: 400;
            margin: 0 10px;
        }
        .match-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
        }
        .match-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .match-meta i {
            font-size: 12px;
            color: var(--text-muted);
        }
        .match-status-badge {
            flex-shrink: 0;
            padding: 5px 14px;
            border-radius: 18px;
            font-size: 12px;
            font-weight: 600;
            white-space: nowrap;
        }
        .match-status-badge.live {
            background: rgba(255, 59, 59, 0.12);
            border: 1px solid rgba(255, 59, 59, 0.4);
            color: #FF6B6B;
        }
        .match-status-badge.upcoming {
            background: rgba(0, 194, 255, 0.1);
            border: 1px solid rgba(0, 194, 255, 0.4);
            color: var(--brand-blue);
        }
        .match-status-badge.finished {
            background: rgba(94, 111, 140, 0.12);
            border: 1px solid rgba(94, 111, 140, 0.35);
            color: var(--text-muted);
        }
        .match-score-mini {
            flex-shrink: 0;
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            text-align: center;
            min-width: 50px;
        }
        @media (max-width: 767px) {
            .match-card {
                flex-wrap: wrap;
                gap: 12px;
                padding: 14px 16px;
            }
            .match-game-badge {
                width: 42px;
                height: 42px;
                font-size: 18px;
            }
            .match-main-info {
                flex-basis: calc(100% - 60px);
            }
            .match-teams {
                font-size: 13px;
            }
            .match-meta {
                gap: 8px;
                font-size: 11px;
            }
            .match-score-mini {
                font-size: 16px;
                min-width: 40px;
            }
            .match-status-badge {
                font-size: 11px;
                padding: 4px 10px;
            }
        }
        @media (max-width: 575px) {
            .match-card {
                align-items: flex-start;
            }
            .match-status-badge,
            .match-score-mini {
                margin-left: auto;
            }
        }
        .view-more-wrap {
            text-align: center;
            margin-top: 28px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            border-radius: var(--radius-btn);
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            color: #fff;
            font-weight: 600;
            font-size: 14px;
            border: none;
            cursor: pointer;
            box-shadow: var(--shadow-glow);
            transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, #00D0FF, #3FA9FF);
            box-shadow: var(--shadow-glow-hover);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 0 10px rgba(0, 194, 255, 0.3);
        }
        .btn-primary:focus {
            outline: 2px solid rgba(0, 194, 255, 0.6);
            outline-offset: 3px;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 26px;
            border-radius: var(--radius-btn);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(0, 194, 255, 0.4);
            color: var(--brand-blue);
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            transition: all 0.25s ease;
        }
        .btn-secondary:hover {
            background: rgba(0, 194, 255, 0.1);
            border-color: var(--brand-blue);
            box-shadow: 0 0 14px rgba(0, 194, 255, 0.25);
            color: #66D9FF;
        }
        .btn-secondary:focus {
            outline: 2px solid rgba(0, 194, 255, 0.5);
            outline-offset: 3px;
        }
        /* ===== 观看入口/提醒说明 ===== */
        .watch-info-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .watch-info-card {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-card);
            padding: 26px;
            backdrop-filter: blur(16px) saturate(140%);
            -webkit-backdrop-filter: blur(16px) saturate(140%);
            box-shadow: var(--shadow-soft), inset 0 1px 0 var(--glass-highlight);
        }
        .watch-info-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-primary);
        }
        .watch-info-card p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 0;
            line-height: 1.7;
        }
        .watch-info-card .info-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(0, 194, 255, 0.1);
            border: 1px solid rgba(0, 194, 255, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--brand-blue);
            margin-bottom: 14px;
        }
        .watch-info-card.green-icon .info-icon {
            background: rgba(0, 240, 200, 0.1);
            border-color: rgba(0, 240, 200, 0.3);
            color: var(--accent-green);
        }
        @media (max-width: 767px) {
            .watch-info-grid {
                grid-template-columns: 1fr;
            }
            .watch-info-card {
                padding: 20px;
            }
        }
        /* ===== 历史比赛回顾 ===== */
        .history-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .history-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(94, 111, 140, 0.25);
            border-radius: var(--radius-panel);
            padding: 14px 18px;
            transition: all 0.25s ease;
        }
        .history-item:hover {
            border-color: rgba(0, 194, 255, 0.35);
            background: rgba(255, 255, 255, 0.05);
        }
        .history-date {
            flex-shrink: 0;
            font-size: 12px;
            color: var(--text-muted);
            min-width: 70px;
            font-weight: 500;
        }
        .history-teams {
            flex: 1;
            font-size: 14px;
            color: var(--text-primary);
            font-weight: 500;
        }
        .history-score {
            flex-shrink: 0;
            font-size: 14px;
            font-weight: 700;
            color: #fff;
        }
        .history-tag {
            flex-shrink: 0;
            font-size: 11px;
            padding: 3px 10px;
            border-radius: 12px;
            background: rgba(94, 111, 140, 0.12);
            color: var(--text-muted);
            font-weight: 500;
        }
        @media (max-width: 575px) {
            .history-item {
                flex-wrap: wrap;
                gap: 8px;
                padding: 12px 14px;
            }
            .history-date {
                min-width: auto;
                width: 100%;
            }
        }
        /* ===== 订阅CTA ===== */
        .subscribe-cta {
            background: var(--glass-bg);
            border: 1px solid rgba(0, 194, 255, 0.35);
            border-radius: var(--radius-card);
            padding: 36px;
            text-align: center;
            backdrop-filter: blur(18px) saturate(150%);
            -webkit-backdrop-filter: blur(18px) saturate(150%);
            box-shadow: var(--shadow-soft), 0 0 30px rgba(0, 194, 255, 0.1), inset 0 1px 0 var(--glass-highlight);
        }
        .subscribe-cta h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .subscribe-cta p {
            font-size: 14px;
            color: var(--text-secondary);
            max-width: 480px;
            margin: 0 auto 22px;
            line-height: 1.7;
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            max-width: 420px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 220px;
            padding: 12px 18px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(94, 111, 140, 0.35);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-primary);
            font-size: 14px;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
        }
        .subscribe-form input::placeholder {
            color: var(--text-muted);
        }
        .subscribe-form input:focus {
            border-color: var(--brand-blue);
            box-shadow: 0 0 12px rgba(0, 194, 255, 0.3);
        }
        @media (max-width: 575px) {
            .subscribe-cta {
                padding: 24px 18px;
            }
            .subscribe-cta h3 {
                font-size: 18px;
            }
            .subscribe-form input {
                width: 100%;
                min-width: auto;
            }
            .subscribe-form .btn-primary {
                width: 100%;
                justify-content: center;
            }
        }
        /* ===== 数据说明 ===== */
        .data-note-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .data-note-item {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(94, 111, 140, 0.25);
            border-radius: var(--radius-panel);
            padding: 20px;
            display: flex;
            align-items: flex-start;
            gap: 12px;
            transition: border-color 0.25s ease;
        }
        .data-note-item:hover {
            border-color: rgba(0, 194, 255, 0.3);
        }
        .data-note-item .note-icon {
            flex-shrink: 0;
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: rgba(0, 194, 255, 0.08);
            border: 1px solid rgba(0, 194, 255, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--brand-blue);
        }
        .data-note-item .note-text {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.65;
        }
        .data-note-item .note-text strong {
            color: var(--text-primary);
            font-weight: 600;
            display: block;
            margin-bottom: 4px;
            font-size: 14px;
        }
        @media (max-width: 991px) {
            .data-note-grid {
                grid-template-columns: 1fr;
            }
        }
        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid rgba(0, 194, 255, 0.2);
            padding: 60px 0 0;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 40px;
        }
        .footer-brand .brand-logo {
            margin-bottom: 14px;
            font-size: 17px;
        }
        .brand-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul a {
            font-size: 13px;
            color: var(--text-secondary);
            transition: color 0.25s ease;
        }
        .footer-col ul a:hover {
            color: var(--brand-blue);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 18px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
        }
        .copyright {
            font-size: 12px;
            color: var(--text-muted);
        }
        .copyright a {
            color: var(--text-muted);
            transition: color 0.25s ease;
        }
        .copyright a:hover {
            color: var(--brand-blue);
        }
        @media (max-width: 991px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 575px) {
            .site-footer {
                padding: 40px 0 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
                padding-bottom: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 6px;
            }
        }
        main {
            padding-top: 0;
        }

/* roulang page: category4 */
:root {
            --bg-primary: #0A0E1A;
            --bg-secondary: #0D1326;
            --bg-tertiary: #101B30;
            --brand-blue: #00C2FF;
            --brand-blue-2: #2E9BFF;
            --accent-green: #00F0C8;
            --accent-purple: #7A5CFF;
            --accent-amber: #FFB020;
            --text-primary: #E6F0FA;
            --text-secondary: #94A6C4;
            --text-muted: #5E6F8C;
            --glass-bg: rgba(255, 255, 255, 0.06);
            --glass-border: rgba(0, 194, 255, 0.25);
            --glass-highlight: rgba(255, 255, 255, 0.10);
            --radius-card: 18px;
            --radius-panel: 12px;
            --radius-btn: 9px;
            --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 18px rgba(0, 194, 255, 0.45);
            --shadow-glow-hover: 0 0 28px rgba(0, 194, 255, 0.65);
            --font-sans: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --spacing-section: 80px;
            --spacing-section-mobile: 48px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 15px;
            overflow-x: hidden;
            margin: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-panel);
        }

        a {
            color: var(--brand-blue);
            text-decoration: none;
            transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
        }

        a:hover {
            color: #66D9FF;
            text-decoration: none;
        }

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            outline: none;
        }

        .container {
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 28px;
        }

        /* ===== 顶部导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(10, 14, 26, 0.82);
            backdrop-filter: blur(20px) saturate(160%);
            -webkit-backdrop-filter: blur(20px) saturate(160%);
            border-bottom: 1px solid rgba(0, 194, 255, 0.22);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
            transition: background 0.3s ease;
        }

        .site-header.scrolled {
            background: rgba(10, 14, 26, 0.94);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.55), 0 0 18px rgba(0, 194, 255, 0.2);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-primary);
            font-weight: 700;
            font-size: 18px;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .brand-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #fff;
            box-shadow: 0 0 14px rgba(0, 194, 255, 0.5);
            flex-shrink: 0;
        }

        .brand-logo:hover {
            color: var(--text-primary);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 26px;
        }

        .main-nav a {
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            padding: 6px 2px;
            position: relative;
            transition: color 0.25s ease;
            white-space: nowrap;
        }

        .main-nav a::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--brand-blue);
            border-radius: 2px;
            transition: width 0.3s ease;
            box-shadow: 0 0 8px rgba(0, 194, 255, 0.6);
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--brand-blue);
        }

        .main-nav a:hover::after,
        .main-nav a.active::after {
            width: 100%;
        }

        .nav-cta-btn {
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            color: #fff !important;
            font-weight: 600;
            font-size: 13px;
            border: none;
            box-shadow: var(--shadow-glow);
            transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
            white-space: nowrap;
        }

        .nav-cta-btn:hover {
            background: linear-gradient(135deg, #00D0FF, #3FA9FF);
            box-shadow: var(--shadow-glow-hover);
            transform: translateY(-2px);
            color: #fff !important;
        }

        .nav-cta-btn::after {
            display: none;
        }

        .hamburger-btn {
            display: none;
            background: transparent;
            border: 1px solid rgba(0, 194, 255, 0.4);
            color: var(--brand-blue);
            font-size: 20px;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
        }

        /* ===== 分类页 Hero 横幅 ===== */
        .category-hero {
            padding-top: 130px;
            padding-bottom: 48px;
            background: radial-gradient(ellipse at 20% 30%, rgba(0, 194, 255, 0.12) 0%, transparent 55%),
                radial-gradient(ellipse at 80% 70%, rgba(122, 92, 255, 0.10) 0%, transparent 50%),
                var(--bg-primary);
            border-bottom: 1px solid rgba(0, 194, 255, 0.12);
        }

        .category-hero-inner {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 30px;
            flex-wrap: wrap;
        }

        .category-hero-left {
            flex: 1;
            min-width: 260px;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 14px;
        }

        .breadcrumb a {
            color: var(--text-muted);
            transition: color 0.25s ease;
        }

        .breadcrumb a:hover {
            color: var(--brand-blue);
        }

        .breadcrumb .sep {
            color: var(--text-muted);
            font-size: 10px;
        }

        .category-hero h1 {
            font-size: 38px;
            font-weight: 800;
            margin: 0 0 12px;
            color: var(--text-primary);
            letter-spacing: 0.5px;
            line-height: 1.25;
        }

        .category-hero-desc {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 620px;
            margin: 0;
            line-height: 1.75;
        }

        .category-hero-stats {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            align-items: center;
        }

        .hero-stat-item {
            text-align: center;
            padding: 14px 22px;
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-panel);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            min-width: 90px;
        }

        .hero-stat-item .stat-num {
            font-size: 26px;
            font-weight: 800;
            color: var(--brand-blue);
            font-variant-numeric: tabular-nums;
            letter-spacing: 0.5px;
        }

        .hero-stat-item .stat-label {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 2px;
        }

        /* ===== 筛选栏 ===== */
        .filter-section {
            padding: 28px 0 8px;
            background: var(--bg-primary);
        }

        .filter-bar {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            padding: 16px 20px;
            background: rgba(13, 19, 38, 0.7);
            border: 1px solid rgba(0, 194, 255, 0.18);
            border-radius: var(--radius-card);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
        }

        .filter-label {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 600;
            white-space: nowrap;
        }

        .filter-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            align-items: center;
        }

        .filter-tag {
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-secondary);
            border: 1px solid rgba(255, 255, 255, 0.08);
            cursor: pointer;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .filter-tag:hover {
            background: rgba(0, 194, 255, 0.10);
            color: var(--brand-blue);
            border-color: rgba(0, 194, 255, 0.3);
        }

        .filter-tag.active {
            background: rgba(0, 194, 255, 0.14);
            color: var(--brand-blue);
            border-color: var(--brand-blue);
            box-shadow: 0 0 12px rgba(0, 194, 255, 0.2);
        }

        .filter-date-select {
            margin-left: auto;
            padding: 8px 14px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(0, 194, 255, 0.25);
            border-radius: var(--radius-btn);
            color: var(--text-primary);
            font-size: 13px;
            cursor: pointer;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
        }

        .filter-date-select:hover,
        .filter-date-select:focus {
            border-color: var(--brand-blue);
            box-shadow: var(--shadow-glow);
        }

        /* ===== 精选头条 ===== */
        .featured-news {
            padding: 36px 0 48px;
            background: var(--bg-primary);
        }

        .section-heading {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 26px;
            flex-wrap: wrap;
        }

        .section-heading h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0;
            letter-spacing: 0.5px;
        }

        .section-heading .heading-tag {
            font-size: 12px;
            color: var(--brand-blue);
            background: rgba(0, 194, 255, 0.10);
            padding: 4px 12px;
            border-radius: 14px;
            font-weight: 500;
        }

        .featured-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 22px;
        }

        .featured-card {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            background: var(--bg-secondary);
            border: 1px solid var(--glass-border);
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
            min-height: 280px;
        }

        .featured-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-glow-hover);
            border-color: rgba(0, 194, 255, 0.5);
        }

        .featured-card .card-img {
            width: 100%;
            height: 100%;
            min-height: 280px;
            object-fit: cover;
            border-radius: 0;
        }

        .featured-card .card-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(10, 14, 26, 0.95) 0%, rgba(10, 14, 26, 0.55) 50%, rgba(10, 14, 26, 0.15) 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 28px;
        }

        .featured-card .card-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 600;
            color: #fff;
            background: rgba(0, 194, 255, 0.85);
            padding: 4px 12px;
            border-radius: 14px;
            margin-bottom: 12px;
            width: fit-content;
        }

        .featured-card .card-title {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .featured-card .card-meta {
            font-size: 13px;
            color: var(--text-secondary);
            display: flex;
            gap: 16px;
            align-items: center;
        }

        .featured-card .card-meta i {
            color: var(--brand-blue);
            font-size: 11px;
        }

        /* ===== 新闻列表主体 ===== */
        .news-list-section {
            padding: 56px 0 72px;
            background: var(--bg-secondary);
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-item {
            display: flex;
            align-items: stretch;
            gap: 20px;
            padding: 20px 22px;
            background: var(--glass-bg);
            border: 1px solid rgba(0, 194, 255, 0.15);
            border-radius: var(--radius-card);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .news-item:hover {
            border-color: rgba(0, 194, 255, 0.45);
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
        }

        .news-item-left {
            flex: 1;
            min-width: 0;
        }

        .news-item-tags {
            display: flex;
            gap: 8px;
            margin-bottom: 10px;
            flex-wrap: wrap;
        }

        .news-tag {
            font-size: 11px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 12px;
            letter-spacing: 0.3px;
        }

        .news-tag.blue {
            background: rgba(0, 194, 255, 0.12);
            color: var(--brand-blue);
        }

        .news-tag.green {
            background: rgba(0, 240, 200, 0.12);
            color: var(--accent-green);
        }

        .news-tag.purple {
            background: rgba(122, 92, 255, 0.12);
            color: var(--accent-purple);
        }

        .news-tag.amber {
            background: rgba(255, 176, 32, 0.12);
            color: var(--accent-amber);
        }

        .news-item-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
            line-height: 1.5;
            transition: color 0.25s ease;
        }

        .news-item:hover .news-item-title {
            color: var(--brand-blue);
        }

        .news-item-summary {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0 0 10px;
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item-meta {
            display: flex;
            gap: 18px;
            font-size: 12px;
            color: var(--text-muted);
            align-items: center;
            flex-wrap: wrap;
        }

        .news-item-meta i {
            color: var(--brand-blue);
            font-size: 11px;
            margin-right: 4px;
        }

        .news-item-right {
            flex-shrink: 0;
            width: 150px;
            border-radius: var(--radius-panel);
            overflow: hidden;
        }

        .news-item-right img {
            width: 100%;
            height: 100%;
            min-height: 100px;
            object-fit: cover;
            border-radius: var(--radius-panel);
        }

        .view-more-wrap {
            text-align: center;
            margin-top: 32px;
        }

        .btn-primary {
            display: inline-block;
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            color: #fff;
            font-weight: 600;
            font-size: 14px;
            border: none;
            cursor: pointer;
            box-shadow: var(--shadow-glow);
            transition: all 0.3s ease;
            text-align: center;
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, #00D0FF, #3FA9FF);
            box-shadow: var(--shadow-glow-hover);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-secondary {
            display: inline-block;
            padding: 11px 28px;
            border-radius: var(--radius-btn);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(0, 194, 255, 0.4);
            color: var(--brand-blue);
            font-weight: 500;
            font-size: 14px;
            cursor: pointer;
            transition: all 0.3s ease;
            text-align: center;
        }

        .btn-secondary:hover {
            background: rgba(0, 194, 255, 0.10);
            border-color: var(--brand-blue);
            box-shadow: var(--shadow-glow);
            color: var(--brand-blue);
        }

        /* ===== 推荐阅读 ===== */
        .recommend-section {
            padding: 56px 0 72px;
            background: var(--bg-primary);
        }

        .recommend-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .recommend-card {
            background: var(--glass-bg);
            border: 1px solid rgba(0, 194, 255, 0.15);
            border-radius: var(--radius-card);
            overflow: hidden;
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            transition: all 0.3s ease;
        }

        .recommend-card:hover {
            border-color: rgba(0, 194, 255, 0.45);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }

        .recommend-card .rec-img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            border-radius: 0;
        }

        .recommend-card .rec-body {
            padding: 20px 22px;
        }

        .recommend-card .rec-tag {
            font-size: 11px;
            font-weight: 600;
            color: var(--accent-purple);
            background: rgba(122, 92, 255, 0.12);
            padding: 3px 10px;
            border-radius: 12px;
            display: inline-block;
            margin-bottom: 10px;
        }

        .recommend-card .rec-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 6px;
            line-height: 1.5;
            transition: color 0.25s ease;
        }

        .recommend-card:hover .rec-title {
            color: var(--brand-blue);
        }

        .recommend-card .rec-meta {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* ===== 订阅 CTA ===== */
        .subscribe-section {
            padding: 56px 0 72px;
            background: radial-gradient(ellipse at 50% 60%, rgba(0, 194, 255, 0.10) 0%, transparent 60%), var(--bg-secondary);
        }

        .subscribe-card {
            background: var(--glass-bg);
            border: 1px solid rgba(0, 194, 255, 0.3);
            border-radius: var(--radius-card);
            padding: 44px 40px;
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            box-shadow: var(--shadow-soft), inset 0 1px 0 var(--glass-highlight);
            text-align: center;
        }

        .subscribe-card h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 10px;
        }

        .subscribe-card p {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0 0 28px;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 460px;
            margin: 0 auto;
            flex-wrap: wrap;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            padding: 13px 18px;
            border-radius: var(--radius-btn);
            background: rgba(10, 14, 26, 0.7);
            border: 1px solid rgba(0, 194, 255, 0.3);
            color: var(--text-primary);
            font-size: 14px;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
        }

        .subscribe-form input::placeholder {
            color: var(--text-muted);
        }

        .subscribe-form input:focus {
            border-color: var(--brand-blue);
            box-shadow: var(--shadow-glow);
        }

        /* ===== 热门话题标签 ===== */
        .topics-section {
            padding: 56px 0 72px;
            background: var(--bg-primary);
        }

        .topic-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }

        .topic-pill {
            padding: 9px 20px;
            border-radius: 22px;
            font-size: 13px;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(0, 194, 255, 0.18);
            color: var(--text-secondary);
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .topic-pill i {
            font-size: 10px;
            color: var(--brand-blue);
        }

        .topic-pill:hover {
            background: rgba(0, 194, 255, 0.10);
            border-color: var(--brand-blue);
            color: var(--brand-blue);
            box-shadow: 0 0 16px rgba(0, 194, 255, 0.2);
        }

        /* ===== 相关专题 ===== */
        .special-topic-section {
            padding: 56px 0 72px;
            background: var(--bg-secondary);
        }

        .special-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 22px;
        }

        .special-card {
            display: flex;
            gap: 18px;
            padding: 22px;
            background: var(--glass-bg);
            border: 1px solid rgba(0, 194, 255, 0.15);
            border-radius: var(--radius-card);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            transition: all 0.3s ease;
        }

        .special-card:hover {
            border-color: rgba(0, 194, 255, 0.45);
            box-shadow: var(--shadow-glow);
            transform: translateY(-3px);
        }

        .special-card .sp-icon {
            width: 48px;
            height: 48px;
            flex-shrink: 0;
            border-radius: var(--radius-panel);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            background: linear-gradient(135deg, rgba(0, 194, 255, 0.2), rgba(46, 155, 255, 0.2));
            color: var(--brand-blue);
            border: 1px solid rgba(0, 194, 255, 0.3);
        }

        .special-card .sp-content h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 6px;
        }

        .special-card .sp-content p {
            font-size: 13px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.6;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #080C16;
            border-top: 1px solid rgba(0, 194, 255, 0.15);
            padding: 60px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 40px;
        }

        .footer-brand .brand-logo {
            margin-bottom: 14px;
        }

        .brand-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 14px;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 9px;
        }

        .footer-col ul li a {
            font-size: 13px;
            color: var(--text-muted);
            transition: color 0.25s ease;
        }

        .footer-col ul li a:hover {
            color: var(--brand-blue);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .copyright {
            font-size: 12px;
            color: var(--text-muted);
        }

        .copyright a {
            color: var(--text-muted);
            transition: color 0.25s ease;
        }

        .copyright a:hover {
            color: var(--brand-blue);
        }

        /* ===== 响应式断点 ===== */
        @media screen and (max-width: 1024px) {
            .main-nav {
                gap: 16px;
            }

            .main-nav a {
                font-size: 13px;
            }

            .featured-grid {
                grid-template-columns: 1fr;
            }

            .featured-card {
                min-height: 240px;
            }

            .featured-card .card-img {
                min-height: 240px;
            }

            .recommend-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media screen and (max-width: 768px) {
            :root {
                --spacing-section: var(--spacing-section-mobile);
            }

            .hamburger-btn {
                display: flex;
            }

            .main-nav {
                display: none;
                position: fixed;
                top: 68px;
                left: 0;
                right: 0;
                background: rgba(10, 14, 26, 0.97);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                border-bottom: 1px solid rgba(0, 194, 255, 0.25);
                flex-direction: column;
                padding: 20px 28px 28px;
                gap: 4px;
                box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav a {
                padding: 12px 0;
                font-size: 15px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.05);
                width: 100%;
            }

            .main-nav a.nav-cta-btn {
                margin-top: 12px;
                text-align: center;
                width: 100%;
                padding: 12px 0;
                border-bottom: none;
            }

            .category-hero {
                padding-top: 100px;
                padding-bottom: 36px;
            }

            .category-hero h1 {
                font-size: 28px;
            }

            .category-hero-inner {
                flex-direction: column;
                align-items: flex-start;
            }

            .category-hero-stats {
                width: 100%;
                justify-content: flex-start;
            }

            .hero-stat-item {
                flex: 1;
                min-width: 70px;
                padding: 12px 16px;
            }

            .hero-stat-item .stat-num {
                font-size: 22px;
            }

            .recommend-grid {
                grid-template-columns: 1fr;
            }

            .special-grid {
                grid-template-columns: 1fr;
            }

            .news-item {
                flex-direction: column;
            }

            .news-item-right {
                width: 100%;
                height: 160px;
            }

            .news-item-right img {
                height: 100%;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media screen and (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .header-inner {
                height: 60px;
            }

            .brand-logo {
                font-size: 16px;
            }

            .brand-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }

            .category-hero h1 {
                font-size: 24px;
            }

            .category-hero-desc {
                font-size: 14px;
            }

            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
                padding: 14px 16px;
            }

            .filter-date-select {
                margin-left: 0;
                width: 100%;
            }

            .section-heading h2 {
                font-size: 20px;
            }

            .featured-card .card-title {
                font-size: 17px;
            }

            .news-item-title {
                font-size: 15px;
            }

            .subscribe-card {
                padding: 30px 20px;
            }

            .subscribe-card h2 {
                font-size: 22px;
            }

            .subscribe-form {
                flex-direction: column;
            }

            .subscribe-form input {
                width: 100%;
            }
        }

/* roulang page: category3 */
:root {
            --bg-primary: #0A0E1A;
            --bg-secondary: #0D1326;
            --bg-tertiary: #101B30;
            --brand-blue: #00C2FF;
            --brand-blue-2: #2E9BFF;
            --accent-green: #00F0C8;
            --accent-purple: #7A5CFF;
            --accent-amber: #FFB020;
            --text-primary: #E6F0FA;
            --text-secondary: #94A6C4;
            --text-muted: #5E6F8C;
            --glass-bg: rgba(255, 255, 255, 0.06);
            --glass-border: rgba(0, 194, 255, 0.25);
            --glass-highlight: rgba(255, 255, 255, 0.10);
            --radius-card: 18px;
            --radius-panel: 12px;
            --radius-btn: 9px;
            --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 18px rgba(0, 194, 255, 0.45);
            --shadow-glow-hover: 0 0 28px rgba(0, 194, 255, 0.65);
            --font-sans: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --spacing-section: 80px;
            --spacing-section-mobile: 48px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 15px;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-panel);
        }

        a {
            color: var(--brand-blue);
            text-decoration: none;
            transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
        }

        a:hover {
            color: #66D9FF;
            text-decoration: none;
        }

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            outline: none;
        }

        .container {
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 28px;
        }

        @media (max-width: 767px) {
            .container {
                padding: 0 18px;
            }
            :root {
                --spacing-section: 48px;
            }
        }

        /* ===== 顶部导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(10, 14, 26, 0.82);
            backdrop-filter: blur(20px) saturate(160%);
            -webkit-backdrop-filter: blur(20px) saturate(160%);
            border-bottom: 1px solid rgba(0, 194, 255, 0.22);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
            transition: background 0.3s ease, box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            background: rgba(10, 14, 26, 0.94);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.55), 0 0 18px rgba(0, 194, 255, 0.2);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-primary);
            font-weight: 700;
            font-size: 18px;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .brand-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #fff;
            box-shadow: 0 0 14px rgba(0, 194, 255, 0.5);
            flex-shrink: 0;
        }

        .brand-logo:hover {
            color: var(--text-primary);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 26px;
        }

        .main-nav a {
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            padding: 6px 2px;
            position: relative;
            transition: color 0.25s ease;
            white-space: nowrap;
        }

        .main-nav a::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--brand-blue);
            border-radius: 2px;
            transition: width 0.3s ease;
            box-shadow: 0 0 8px rgba(0, 194, 255, 0.6);
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--brand-blue);
        }

        .main-nav a:hover::after,
        .main-nav a.active::after {
            width: 100%;
        }

        .nav-cta-btn {
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            color: #fff !important;
            font-weight: 600;
            font-size: 13px;
            border: none;
            box-shadow: var(--shadow-glow);
            transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
            white-space: nowrap;
        }

        .nav-cta-btn:hover {
            background: linear-gradient(135deg, #00D0FF, #3FA9FF);
            box-shadow: var(--shadow-glow-hover);
            transform: translateY(-2px);
            color: #fff !important;
        }

        .nav-cta-btn::after {
            display: none;
        }

        .hamburger-btn {
            display: none;
            background: transparent;
            border: 1px solid rgba(0, 194, 255, 0.4);
            color: var(--brand-blue);
            font-size: 20px;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: background 0.25s ease, border-color 0.25s ease;
            flex-shrink: 0;
        }

        .hamburger-btn:hover {
            background: rgba(0, 194, 255, 0.1);
            border-color: var(--brand-blue);
        }

        /* ===== 分类横幅 ===== */
        .category-banner {
            padding-top: 120px;
            padding-bottom: 56px;
            position: relative;
            background: linear-gradient(180deg, rgba(10, 14, 26, 0.85) 0%, rgba(13, 19, 38, 0.92) 100%);
            overflow: hidden;
            border-bottom: 1px solid rgba(0, 194, 255, 0.15);
        }

        .category-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/187be1d2e28a6caf.webp') center center / cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }

        .category-banner .container {
            position: relative;
            z-index: 1;
        }

        .category-banner .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 194, 255, 0.12);
            border: 1px solid rgba(0, 194, 255, 0.3);
            color: var(--brand-blue);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .category-banner h1 {
            font-size: 38px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 12px 0;
            line-height: 1.3;
            letter-spacing: 0.5px;
        }

        .category-banner .banner-sub {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.7;
            margin: 0;
        }

        /* ===== 游戏筛选器 ===== */
        .filter-section {
            padding: 32px 0 8px;
            background: var(--bg-secondary);
        }

        .filter-section .container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
        }

        .filter-section .filter-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            margin-right: 4px;
            white-space: nowrap;
        }

        .filter-btn {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(0, 194, 255, 0.2);
            color: var(--text-secondary);
            font-size: 13px;
            font-weight: 500;
            padding: 8px 18px;
            border-radius: 999px;
            cursor: pointer;
            transition: all 0.25s ease;
            min-height: 36px;
            white-space: nowrap;
        }

        .filter-btn:hover {
            border-color: rgba(0, 194, 255, 0.5);
            color: var(--brand-blue);
            background: rgba(0, 194, 255, 0.06);
        }

        .filter-btn.active {
            background: linear-gradient(135deg, rgba(0, 194, 255, 0.18), rgba(46, 155, 255, 0.18));
            border-color: var(--brand-blue);
            color: var(--brand-blue);
            box-shadow: 0 0 14px rgba(0, 194, 255, 0.25);
        }

        /* ===== 热门攻略置顶 ===== */
        .featured-guides {
            padding: 48px 0 24px;
            background: var(--bg-secondary);
        }

        .featured-guides .section-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 28px;
            flex-wrap: wrap;
            gap: 12px;
        }

        .featured-guides .section-head h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .featured-guides .section-head h2 i {
            color: var(--brand-blue);
            font-size: 22px;
        }

        .featured-card {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-soft);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
            height: 100%;
            backdrop-filter: blur(18px) saturate(140%);
            -webkit-backdrop-filter: blur(18px) saturate(140%);
        }

        .featured-card:hover {
            transform: translateY(-4px);
            border-color: rgba(0, 194, 255, 0.5);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5), 0 0 24px rgba(0, 194, 255, 0.25);
        }

        .featured-card .featured-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            border-radius: var(--radius-card) var(--radius-card) 0 0;
            position: relative;
        }

        .featured-card .featured-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-card) var(--radius-card) 0 0;
            transition: transform 0.5s ease;
        }

        .featured-card:hover .featured-img img {
            transform: scale(1.04);
        }

        .featured-card .featured-body {
            padding: 22px 24px 26px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .featured-card .featured-tag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 12px;
            font-weight: 600;
            color: var(--accent-green);
            background: rgba(0, 240, 200, 0.1);
            border: 1px solid rgba(0, 240, 200, 0.25);
            border-radius: 6px;
            padding: 3px 10px;
            margin-bottom: 12px;
            align-self: flex-start;
        }

        .featured-card .featured-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 10px 0;
            line-height: 1.45;
        }

        .featured-card .featured-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0 0 16px 0;
            flex: 1;
        }

        .featured-card .featured-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .featured-card .featured-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        /* ===== 攻略列表主体 ===== */
        .guides-list-section {
            padding: 48px 0 48px;
            background: var(--bg-primary);
            position: relative;
        }

        .guides-list-section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(0, 194, 255, 0.2), transparent);
        }

        .guides-list-section .section-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 28px;
            flex-wrap: wrap;
            gap: 12px;
        }

        .guides-list-section .section-head h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .guides-list-section .section-head h2 i {
            color: var(--accent-purple);
            font-size: 22px;
        }

        .guide-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .guide-item {
            display: flex;
            align-items: stretch;
            background: var(--glass-bg);
            border: 1px solid rgba(0, 194, 255, 0.18);
            border-radius: var(--radius-card);
            overflow: hidden;
            padding: 20px 24px;
            gap: 20px;
            transition: all 0.3s ease;
            backdrop-filter: blur(18px) saturate(140%);
            -webkit-backdrop-filter: blur(18px) saturate(140%);
            cursor: default;
        }

        .guide-item:hover {
            border-color: rgba(0, 194, 255, 0.45);
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.35), 0 0 16px rgba(0, 194, 255, 0.15);
            transform: translateX(4px);
        }

        .guide-item .guide-game-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(0, 194, 255, 0.15), rgba(46, 155, 255, 0.15));
            border: 1px solid rgba(0, 194, 255, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--brand-blue);
            flex-shrink: 0;
        }

        .guide-item .guide-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .guide-item .guide-top {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 8px;
            flex-wrap: wrap;
        }

        .guide-item .guide-game-badge {
            font-size: 12px;
            font-weight: 600;
            color: var(--brand-blue);
            background: rgba(0, 194, 255, 0.08);
            border: 1px solid rgba(0, 194, 255, 0.2);
            border-radius: 6px;
            padding: 2px 10px;
        }

        .guide-item .guide-date {
            font-size: 12px;
            color: var(--text-muted);
        }

        .guide-item .guide-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 6px 0;
            line-height: 1.5;
        }

        .guide-item .guide-excerpt {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0 0 8px 0;
            line-height: 1.6;
        }

        .guide-item .guide-bottom {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .guide-item .guide-bottom span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .view-more-wrap {
            margin-top: 28px;
            text-align: center;
        }

        .view-more-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            background: rgba(0, 194, 255, 0.08);
            border: 1px solid rgba(0, 194, 255, 0.35);
            color: var(--brand-blue);
            font-size: 14px;
            font-weight: 600;
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .view-more-btn:hover {
            background: rgba(0, 194, 255, 0.16);
            border-color: var(--brand-blue);
            color: #66D9FF;
            box-shadow: 0 0 16px rgba(0, 194, 255, 0.3);
        }

        /* ===== 标签云 ===== */
        .tag-section {
            padding: 40px 0 48px;
            background: var(--bg-secondary);
            border-top: 1px solid rgba(0, 194, 255, 0.1);
        }

        .tag-section .section-head {
            margin-bottom: 20px;
        }

        .tag-section .section-head h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .tag-section .section-head h2 i {
            color: var(--accent-amber);
            font-size: 20px;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .tag-item {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(0, 194, 255, 0.2);
            color: var(--text-secondary);
            font-size: 13px;
            padding: 6px 16px;
            border-radius: 999px;
            transition: all 0.25s ease;
            cursor: default;
        }

        .tag-item:hover {
            background: rgba(0, 194, 255, 0.08);
            border-color: rgba(0, 194, 255, 0.45);
            color: var(--brand-blue);
        }

        /* ===== 投稿 CTA ===== */
        .submit-cta-section {
            padding: 56px 0;
            background: linear-gradient(135deg, rgba(13, 19, 38, 0.95) 0%, rgba(16, 27, 48, 0.98) 100%);
            border-top: 1px solid rgba(0, 194, 255, 0.15);
        }

        .submit-cta-wrapper {
            background: var(--glass-bg);
            border: 1px solid rgba(0, 194, 255, 0.3);
            border-radius: var(--radius-card);
            padding: 40px 44px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 28px;
            flex-wrap: wrap;
            backdrop-filter: blur(20px) saturate(150%);
            -webkit-backdrop-filter: blur(20px) saturate(150%);
            box-shadow: var(--shadow-soft), 0 0 32px rgba(0, 194, 255, 0.1);
        }

        .submit-cta-wrapper .cta-text {
            flex: 1;
            min-width: 280px;
        }

        .submit-cta-wrapper .cta-text h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 10px 0;
        }

        .submit-cta-wrapper .cta-text p {
            font-size: 15px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.7;
        }

        .submit-cta-wrapper .cta-action {
            flex-shrink: 0;
        }

        .submit-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            border-radius: var(--radius-btn);
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            border: none;
            box-shadow: var(--shadow-glow);
            transition: all 0.3s ease;
            cursor: pointer;
            white-space: nowrap;
        }

        .submit-btn:hover {
            background: linear-gradient(135deg, #00D0FF, #3FA9FF);
            box-shadow: var(--shadow-glow-hover);
            transform: translateY(-2px);
            color: #fff;
        }

        /* ===== 更新时间说明 ===== */
        .update-info-section {
            padding: 48px 0;
            background: var(--bg-primary);
        }

        .update-info-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 20px;
        }

        .update-info-card {
            background: var(--glass-bg);
            border: 1px solid rgba(0, 194, 255, 0.18);
            border-radius: var(--radius-card);
            padding: 24px 26px;
            display: flex;
            align-items: flex-start;
            gap: 16px;
            transition: all 0.3s ease;
            backdrop-filter: blur(18px) saturate(140%);
            -webkit-backdrop-filter: blur(18px) saturate(140%);
        }

        .update-info-card:hover {
            border-color: rgba(0, 194, 255, 0.4);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
        }

        .update-info-card .card-icon {
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: rgba(0, 194, 255, 0.1);
            border: 1px solid rgba(0, 194, 255, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--brand-blue);
            flex-shrink: 0;
        }

        .update-info-card .card-content h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 6px 0;
        }

        .update-info-card .card-content p {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.7;
        }

        /* ===== 相关文章 ===== */
        .related-section {
            padding: 48px 0 64px;
            background: var(--bg-secondary);
            border-top: 1px solid rgba(0, 194, 255, 0.1);
        }

        .related-section .section-head {
            margin-bottom: 24px;
        }

        .related-section .section-head h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .related-section .section-head h2 i {
            color: var(--accent-green);
            font-size: 20px;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }

        .related-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(0, 194, 255, 0.15);
            border-radius: var(--radius-card);
            padding: 22px 24px;
            transition: all 0.3s ease;
        }

        .related-card:hover {
            border-color: rgba(0, 194, 255, 0.4);
            background: rgba(255, 255, 255, 0.05);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
        }

        .related-card .related-tag {
            font-size: 12px;
            font-weight: 600;
            color: var(--accent-green);
            background: rgba(0, 240, 200, 0.08);
            border: 1px solid rgba(0, 240, 200, 0.2);
            border-radius: 6px;
            padding: 2px 10px;
            display: inline-block;
            margin-bottom: 10px;
        }

        .related-card h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px 0;
            line-height: 1.5;
        }

        .related-card p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #070A14;
            border-top: 1px solid rgba(0, 194, 255, 0.12);
            padding: 56px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-brand .brand-logo {
            margin-bottom: 14px;
            font-size: 17px;
        }

        .footer-brand .brand-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 14px 0;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            color: var(--text-secondary);
            font-size: 13px;
            transition: color 0.25s ease;
        }

        .footer-col ul li a:hover {
            color: var(--brand-blue);
        }

        .footer-bottom {
            border-top: 1px solid rgba(0, 194, 255, 0.1);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .footer-bottom a {
            color: var(--text-muted);
        }

        .footer-bottom a:hover {
            color: var(--brand-blue);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991px) {
            .main-nav {
                gap: 18px;
            }

            .main-nav a {
                font-size: 13px;
            }

            .header-inner {
                height: 62px;
            }

            .category-banner {
                padding-top: 100px;
                padding-bottom: 44px;
            }

            .category-banner h1 {
                font-size: 30px;
            }

            .featured-guides .section-head h2,
            .guides-list-section .section-head h2 {
                font-size: 22px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 767px) {
            .main-nav {
                display: none;
                position: absolute;
                top: 62px;
                left: 0;
                right: 0;
                background: rgba(10, 14, 26, 0.97);
                backdrop-filter: blur(20px) saturate(160%);
                -webkit-backdrop-filter: blur(20px) saturate(160%);
                flex-direction: column;
                padding: 20px 24px;
                gap: 16px;
                border-bottom: 1px solid rgba(0, 194, 255, 0.2);
                box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6);
            }

            .main-nav.mobile-open {
                display: flex;
            }

            .main-nav a {
                font-size: 15px;
                padding: 8px 0;
                width: 100%;
            }

            .main-nav a::after {
                display: none;
            }

            .main-nav .nav-cta-btn {
                text-align: center;
                margin-top: 4px;
                width: 100%;
            }

            .hamburger-btn {
                display: flex;
            }

            .category-banner {
                padding-top: 90px;
                padding-bottom: 36px;
            }

            .category-banner h1 {
                font-size: 26px;
            }

            .category-banner .banner-sub {
                font-size: 14px;
            }

            .featured-card .featured-body {
                padding: 18px 18px 20px;
            }

            .featured-card .featured-title {
                font-size: 16px;
            }

            .guide-item {
                padding: 16px 18px;
                gap: 14px;
                flex-direction: row;
                align-items: flex-start;
            }

            .guide-item .guide-game-icon {
                width: 40px;
                height: 40px;
                font-size: 17px;
                border-radius: 10px;
            }

            .guide-item .guide-title {
                font-size: 15px;
            }

            .guide-item .guide-excerpt {
                font-size: 13px;
            }

            .guide-item .guide-bottom {
                flex-wrap: wrap;
                gap: 10px;
            }

            .submit-cta-wrapper {
                padding: 28px 24px;
                flex-direction: column;
                text-align: center;
            }

            .submit-cta-wrapper .cta-text h3 {
                font-size: 20px;
            }

            .submit-btn {
                width: 100%;
                justify-content: center;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .category-banner h1 {
                font-size: 23px;
            }

            .filter-section .container {
                gap: 8px;
            }

            .filter-btn {
                padding: 6px 14px;
                font-size: 12px;
                min-height: 32px;
            }

            .featured-guides .section-head,
            .guides-list-section .section-head {
                flex-direction: column;
                align-items: flex-start;
            }

            .guide-item {
                flex-direction: column;
                gap: 12px;
                align-items: stretch;
            }

            .guide-item .guide-game-icon {
                align-self: flex-start;
            }

            .update-info-grid {
                grid-template-columns: 1fr;
            }

            .related-grid {
                grid-template-columns: 1fr;
            }

            .view-more-btn {
                width: 100%;
                justify-content: center;
            }
        }

        /* 焦点可访问性 */
        .filter-btn:focus,
        .view-more-btn:focus,
        .submit-btn:focus,
        .hamburger-btn:focus {
            outline: 2px solid var(--brand-blue);
            outline-offset: 2px;
        }

        .tag-item:focus {
            outline: 1px solid var(--brand-blue);
            outline-offset: 1px;
        }

/* roulang page: category5 */
:root {
            --bg-primary: #0A0E1A;
            --bg-secondary: #0D1326;
            --bg-tertiary: #101B30;
            --brand-blue: #00C2FF;
            --brand-blue-2: #2E9BFF;
            --accent-green: #00F0C8;
            --accent-purple: #7A5CFF;
            --accent-amber: #FFB020;
            --text-primary: #E6F0FA;
            --text-secondary: #94A6C4;
            --text-muted: #5E6F8C;
            --glass-bg: rgba(255, 255, 255, 0.06);
            --glass-border: rgba(0, 194, 255, 0.25);
            --glass-highlight: rgba(255, 255, 255, 0.10);
            --radius-card: 18px;
            --radius-panel: 12px;
            --radius-btn: 9px;
            --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 18px rgba(0, 194, 255, 0.45);
            --shadow-glow-hover: 0 0 28px rgba(0, 194, 255, 0.65);
            --font-sans: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --spacing-section: 80px;
            --spacing-section-mobile: 48px;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 15px;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-panel);
        }

        a {
            color: var(--brand-blue);
            text-decoration: none;
            transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
        }
        a:hover {
            color: #66D9FF;
            text-decoration: none;
        }

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            outline: none;
        }

        .container {
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 28px;
        }

        /* ===== 顶部导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(10, 14, 26, 0.82);
            backdrop-filter: blur(20px) saturate(160%);
            -webkit-backdrop-filter: blur(20px) saturate(160%);
            border-bottom: 1px solid rgba(0, 194, 255, 0.22);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
            transition: background 0.3s ease;
        }
        .site-header.scrolled {
            background: rgba(10, 14, 26, 0.94);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.55), 0 0 18px rgba(0, 194, 255, 0.2);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-primary);
            font-weight: 700;
            font-size: 18px;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .brand-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #fff;
            box-shadow: 0 0 14px rgba(0, 194, 255, 0.5);
            flex-shrink: 0;
        }
        .brand-logo:hover {
            color: var(--text-primary);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 26px;
        }
        .main-nav a {
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            padding: 6px 2px;
            position: relative;
            transition: color 0.25s ease;
        }
        .main-nav a::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--brand-blue);
            border-radius: 2px;
            transition: width 0.3s ease;
            box-shadow: 0 0 8px rgba(0, 194, 255, 0.6);
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--brand-blue);
        }
        .main-nav a:hover::after,
        .main-nav a.active::after {
            width: 100%;
        }
        .nav-cta-btn {
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            color: #fff !important;
            font-weight: 600;
            font-size: 13px;
            border: none;
            box-shadow: var(--shadow-glow);
            transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
            white-space: nowrap;
        }
        .nav-cta-btn:hover {
            background: linear-gradient(135deg, #00D0FF, #3FA9FF);
            box-shadow: var(--shadow-glow-hover);
            transform: translateY(-2px);
            color: #fff !important;
        }
        .nav-cta-btn::after {
            display: none;
        }
        .hamburger-btn {
            display: none;
            background: transparent;
            border: 1px solid rgba(0, 194, 255, 0.4);
            color: var(--brand-blue);
            font-size: 20px;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }
        .hamburger-btn:hover {
            border-color: var(--brand-blue);
            box-shadow: 0 0 12px rgba(0, 194, 255, 0.3);
        }

        /* ===== 分类页 H1 横幅 ===== */
        .category-hero {
            position: relative;
            padding: 160px 0 80px;
            background: linear-gradient(180deg, rgba(10, 14, 26, 0.55) 0%, rgba(13, 19, 38, 0.85) 100%);
            overflow: hidden;
        }
        .category-hero::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/187be1d2e28a6caf.webp') center/cover no-repeat fixed;
            background-attachment: scroll;
            opacity: 0.25;
            z-index: 0;
        }
        .category-hero::after {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, rgba(10, 14, 26, 0.75) 0%, rgba(10, 14, 26, 0.9) 80%);
            z-index: 1;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .category-hero h1 {
            font-size: 42px;
            font-weight: 700;
            margin: 0 0 16px;
            color: var(--text-primary);
            line-height: 1.3;
        }
        .category-hero .subtitle {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.7;
            margin-bottom: 24px;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--brand-blue);
        }
        .breadcrumb .separator {
            color: var(--text-muted);
        }

        /* ===== 通用板块样式 ===== */
        .section {
            padding: var(--spacing-section) 0;
            position: relative;
        }
        .section-alt {
            background: var(--bg-secondary);
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            line-height: 1.35;
        }
        .section-desc {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 640px;
            line-height: 1.7;
            margin-bottom: 32px;
        }

        /* ===== 玻璃卡片 ===== */
        .glass-card {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-card);
            padding: 28px;
            backdrop-filter: blur(18px) saturate(140%);
            -webkit-backdrop-filter: blur(18px) saturate(140%);
            box-shadow: var(--shadow-soft), inset 0 1px 0 rgba(255, 255, 255, 0.08);
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
        }
        .glass-card:hover {
            border-color: rgba(0, 194, 255, 0.5);
            box-shadow: var(--shadow-soft), 0 0 24px rgba(0, 194, 255, 0.2);
            transform: translateY(-3px);
        }

        /* ===== 按钮 ===== */
        .btn-primary {
            display: inline-block;
            padding: 13px 30px;
            border-radius: var(--radius-btn);
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            color: #fff !important;
            font-weight: 600;
            font-size: 14px;
            border: none;
            cursor: pointer;
            box-shadow: var(--shadow-glow);
            transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, #00D0FF, #3FA9FF);
            box-shadow: var(--shadow-glow-hover);
            transform: translateY(-2px);
            color: #fff !important;
        }
        .btn-secondary {
            display: inline-block;
            padding: 13px 30px;
            border-radius: var(--radius-btn);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(0, 194, 255, 0.45);
            color: var(--brand-blue) !important;
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            backdrop-filter: blur(10px);
            transition: background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
        }
        .btn-secondary:hover {
            background: rgba(0, 194, 255, 0.12);
            border-color: var(--brand-blue);
            box-shadow: 0 0 16px rgba(0, 194, 255, 0.3);
            color: var(--brand-blue) !important;
        }

        /* ===== 徽章 ===== */
        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 6px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .badge-blue {
            background: rgba(0, 194, 255, 0.15);
            color: var(--brand-blue);
        }
        .badge-green {
            background: rgba(0, 240, 200, 0.15);
            color: var(--accent-green);
        }
        .badge-purple {
            background: rgba(122, 92, 255, 0.18);
            color: var(--accent-purple);
        }
        .badge-amber {
            background: rgba(255, 176, 32, 0.18);
            color: var(--accent-amber);
        }

        /* ===== 排名切换标签 ===== */
        .rank-tabs {
            display: flex;
            gap: 4px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(0, 194, 255, 0.18);
            border-radius: 10px;
            padding: 4px;
            width: fit-content;
            margin-bottom: 28px;
        }
        .rank-tab {
            padding: 10px 28px;
            border-radius: 7px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            background: transparent;
            border: none;
            cursor: pointer;
            transition: background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
            white-space: nowrap;
        }
        .rank-tab:hover {
            color: var(--text-primary);
        }
        .rank-tab.active {
            background: linear-gradient(135deg, rgba(0, 194, 255, 0.2), rgba(46, 155, 255, 0.15));
            color: var(--brand-blue);
            box-shadow: 0 0 12px rgba(0, 194, 255, 0.25);
        }
        .rank-panel {
            display: none;
        }
        .rank-panel.active {
            display: block;
        }

        /* ===== 排名卡片 ===== */
        .rank-card {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 20px 24px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(0, 194, 255, 0.16);
            border-radius: 14px;
            margin-bottom: 12px;
            transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
            position: relative;
        }
        .rank-card:hover {
            border-color: rgba(0, 194, 255, 0.5);
            box-shadow: 0 4px 20px rgba(0, 194, 255, 0.15);
            transform: translateX(4px);
        }
        .rank-number {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-muted);
            width: 45px;
            text-align: center;
            flex-shrink: 0;
            font-family: monospace;
        }
        .rank-number.top1 {
            color: var(--accent-amber);
            text-shadow: 0 0 12px rgba(255, 176, 32, 0.5);
        }
        .rank-number.top2 {
            color: #C0C8D8;
        }
        .rank-number.top3 {
            color: #D08A5A;
        }
        .rank-info {
            flex: 1;
            min-width: 0;
        }
        .rank-name {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .rank-meta {
            font-size: 13px;
            color: var(--text-muted);
        }
        .rank-stats {
            display: flex;
            gap: 20px;
            flex-shrink: 0;
        }
        .rank-stat {
            text-align: center;
        }
        .rank-stat .stat-value {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            font-family: monospace;
        }
        .rank-stat .stat-label {
            font-size: 12px;
            color: var(--text-muted);
        }
        .rank-arrow {
            color: var(--brand-blue);
            font-size: 16px;
            flex-shrink: 0;
        }

        /* ===== 数据对比入口 ===== */
        .compare-panel {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(0, 194, 255, 0.25);
            border-radius: var(--radius-card);
            padding: 32px;
            display: flex;
            gap: 32px;
            align-items: center;
            flex-wrap: wrap;
        }
        .compare-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(0, 194, 255, 0.25), rgba(122, 92, 255, 0.2));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            color: var(--brand-blue);
            flex-shrink: 0;
        }
        .compare-content {
            flex: 1;
            min-width: 240px;
        }
        .compare-content h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }
        .compare-content p {
            color: var(--text-secondary);
            margin-bottom: 16px;
            font-size: 15px;
            line-height: 1.7;
        }

        /* ===== 统计概览 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            text-align: center;
            padding: 26px 20px;
        }
        .stat-card .stat-icon {
            font-size: 24px;
            color: var(--brand-blue);
            margin-bottom: 12px;
        }
        .stat-card .stat-value {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-primary);
            font-family: monospace;
            letter-spacing: 1px;
        }
        .stat-card .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ===== 荣誉时间线 ===== */
        .timeline {
            position: relative;
            padding-left: 32px;
        }
        .timeline::before {
            content: "";
            position: absolute;
            left: 10px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(180deg, rgba(0, 194, 255, 0.5), rgba(122, 92, 255, 0.3));
            border-radius: 2px;
        }
        .timeline-item {
            position: relative;
            margin-bottom: 28px;
            padding-left: 14px;
        }
        .timeline-item::before {
            content: "";
            position: absolute;
            left: -28px;
            top: 8px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--brand-blue);
            box-shadow: 0 0 10px rgba(0, 194, 255, 0.6);
            border: 2px solid var(--bg-primary);
        }
        .timeline-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-green);
            margin-bottom: 4px;
            letter-spacing: 0.5px;
        }
        .timeline-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        .timeline-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ===== 关注 CTA ===== */
        .cta-section {
            padding: 80px 0;
            background: var(--bg-secondary);
        }
        .cta-panel {
            background: linear-gradient(135deg, rgba(0, 194, 255, 0.08), rgba(122, 92, 255, 0.06));
            border: 1px solid rgba(0, 194, 255, 0.35);
            border-radius: var(--radius-card);
            padding: 48px 40px;
            text-align: center;
            box-shadow: 0 0 40px rgba(0, 194, 255, 0.12);
        }
        .cta-panel h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
        }
        .cta-panel p {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .cta-trust {
            display: flex;
            justify-content: center;
            gap: 28px;
            flex-wrap: wrap;
            margin-top: 24px;
        }
        .cta-trust span {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .cta-trust i {
            color: var(--accent-green);
            font-size: 14px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #080B14;
            border-top: 1px solid rgba(0, 194, 255, 0.18);
            padding: 56px 0 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .brand-logo {
            margin-bottom: 14px;
        }
        .brand-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul a {
            color: var(--text-secondary);
            font-size: 14px;
            transition: color 0.25s ease;
        }
        .footer-col ul a:hover {
            color: var(--brand-blue);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }
        .copyright {
            font-size: 13px;
            color: var(--text-muted);
        }
        .copyright a {
            color: var(--text-muted);
        }
        .copyright a:hover {
            color: var(--brand-blue);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 16px;
            }
            .main-nav a {
                font-size: 13px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .rank-card {
                flex-wrap: wrap;
                gap: 12px;
            }
            .rank-stats {
                width: 100%;
                justify-content: flex-start;
                gap: 24px;
            }
            .rank-arrow {
                display: none;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 60px;
            }
            .main-nav {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .category-hero {
                padding: 120px 0 56px;
            }
            .category-hero h1 {
                font-size: 30px;
            }
            .section-title {
                font-size: 22px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-card .stat-value {
                font-size: 24px;
            }
            .compare-panel {
                flex-direction: column;
                text-align: center;
                padding: 24px;
            }
            .compare-icon {
                margin: 0 auto;
            }
            .rank-card {
                flex-direction: column;
                align-items: flex-start;
                padding: 18px;
            }
            .rank-number {
                width: auto;
                font-size: 22px;
            }
            .rank-stats {
                width: 100%;
                gap: 16px;
            }
            .rank-stat {
                flex: 1;
            }
            .cta-panel {
                padding: 32px 20px;
            }
            .cta-panel h2 {
                font-size: 22px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .rank-tabs {
                width: 100%;
            }
            .rank-tab {
                flex: 1;
                text-align: center;
                padding: 10px 12px;
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero .subtitle {
                font-size: 14px;
            }
            .section-title {
                font-size: 19px;
            }
            .stats-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 18px 14px;
            }
            .stat-card .stat-value {
                font-size: 22px;
            }
            .rank-tabs {
                flex-direction: row;
                width: 100%;
            }
            .rank-tab {
                font-size: 12px;
                padding: 8px 8px;
                white-space: normal;
            }
            .rank-card {
                padding: 14px;
            }
            .rank-name {
                font-size: 15px;
            }
            .rank-stat .stat-value {
                font-size: 14px;
            }
            .rank-stat .stat-label {
                font-size: 11px;
            }
            .cta-trust {
                flex-direction: column;
                gap: 10px;
                align-items: center;
            }
        }

/* roulang page: category6 */
:root {
            --bg-primary: #0A0E1A;
            --bg-secondary: #0D1326;
            --bg-tertiary: #101B30;
            --brand-blue: #00C2FF;
            --brand-blue-2: #2E9BFF;
            --accent-green: #00F0C8;
            --accent-purple: #7A5CFF;
            --accent-amber: #FFB020;
            --text-primary: #E6F0FA;
            --text-secondary: #94A6C4;
            --text-muted: #5E6F8C;
            --glass-bg: rgba(255, 255, 255, 0.06);
            --glass-border: rgba(0, 194, 255, 0.25);
            --glass-highlight: rgba(255, 255, 255, 0.10);
            --radius-card: 18px;
            --radius-panel: 12px;
            --radius-btn: 9px;
            --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 18px rgba(0, 194, 255, 0.45);
            --shadow-glow-hover: 0 0 28px rgba(0, 194, 255, 0.65);
            --font-sans: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --spacing-section: 72px;
            --spacing-section-mobile: 42px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 15px;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-panel);
        }
        a {
            color: var(--brand-blue);
            text-decoration: none;
            transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
        }
        a:hover {
            color: #66D9FF;
            text-decoration: none;
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            outline: none;
        }
        .container {
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 28px;
        }
        /* ===== 顶部导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(10, 14, 26, 0.82);
            backdrop-filter: blur(20px) saturate(160%);
            -webkit-backdrop-filter: blur(20px) saturate(160%);
            border-bottom: 1px solid rgba(0, 194, 255, 0.22);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
            transition: background 0.3s ease;
        }
        .site-header.scrolled {
            background: rgba(10, 14, 26, 0.94);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.55), 0 0 18px rgba(0, 194, 255, 0.2);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-primary);
            font-weight: 700;
            font-size: 18px;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .brand-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #fff;
            box-shadow: 0 0 14px rgba(0, 194, 255, 0.5);
            flex-shrink: 0;
        }
        .brand-logo:hover {
            color: var(--text-primary);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 26px;
        }
        .main-nav a {
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            padding: 6px 2px;
            position: relative;
            transition: color 0.25s ease;
        }
        .main-nav a::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--brand-blue);
            border-radius: 2px;
            transition: width 0.3s ease;
            box-shadow: 0 0 8px rgba(0, 194, 255, 0.6);
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--brand-blue);
        }
        .main-nav a:hover::after,
        .main-nav a.active::after {
            width: 100%;
        }
        .nav-cta-btn {
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            color: #fff !important;
            font-weight: 600;
            font-size: 13px;
            border: none;
            box-shadow: var(--shadow-glow);
            transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
            white-space: nowrap;
        }
        .nav-cta-btn:hover {
            background: linear-gradient(135deg, #00D0FF, #3FA9FF);
            box-shadow: var(--shadow-glow-hover);
            transform: translateY(-2px);
            color: #fff !important;
        }
        .nav-cta-btn::after {
            display: none;
        }
        .hamburger-btn {
            display: none;
            background: transparent;
            border: 1px solid rgba(0, 194, 255, 0.4);
            color: var(--brand-blue);
            font-size: 20px;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: box-shadow 0.3s ease, border-color 0.3s ease;
        }
        .hamburger-btn:hover {
            border-color: var(--brand-blue);
            box-shadow: 0 0 14px rgba(0, 194, 255, 0.3);
        }
        /* ===== 分类页 H1 横幅 ===== */
        .category-hero {
            position: relative;
            padding: 150px 0 72px;
            background: linear-gradient(180deg, rgba(10, 14, 26, 0.6) 0%, rgba(13, 19, 38, 0.9) 100%);
            overflow: hidden;
            border-bottom: 1px solid rgba(0, 194, 255, 0.15);
        }
        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/187be1d2e28a6caf.webp') center / cover no-repeat;
            opacity: 0.25;
            z-index: 0;
        }
        .category-hero::after {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 20% 30%, rgba(0, 194, 255, 0.18), transparent 45%),
                radial-gradient(circle at 80% 20%, rgba(122, 92, 255, 0.15), transparent 40%),
                linear-gradient(180deg, rgba(10, 14, 26, 0.55) 0%, rgba(10, 14, 26, 0.85) 100%);
            z-index: 1;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .category-hero h1 {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.25;
            margin: 0 0 16px;
            letter-spacing: 1px;
            color: var(--text-primary);
            text-shadow: 0 2px 18px rgba(0, 194, 255, 0.35);
        }
        .category-hero h1 .highlight {
            background: linear-gradient(135deg, #00C2FF, #7A5CFF);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: var(--brand-blue);
        }
        .category-hero .subtitle {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.85;
            margin: 0 0 24px;
        }
        .category-hero .hero-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .category-hero .hero-meta .badge {
            background: rgba(0, 194, 255, 0.14);
            border: 1px solid rgba(0, 194, 255, 0.3);
            color: var(--brand-blue);
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .category-hero .hero-meta .badge.green {
            background: rgba(0, 240, 200, 0.12);
            border-color: rgba(0, 240, 200, 0.3);
            color: var(--accent-green);
        }
        .category-hero .hero-meta .badge.purple {
            background: rgba(122, 92, 255, 0.14);
            border-color: rgba(122, 92, 255, 0.3);
            color: var(--accent-purple);
        }
        /* ===== Section 通用 ===== */
        .section {
            padding: var(--spacing-section) 0;
            position: relative;
        }
        .section.alt-bg {
            background: var(--bg-secondary);
            border-top: 1px solid rgba(0, 194, 255, 0.08);
            border-bottom: 1px solid rgba(0, 194, 255, 0.08);
        }
        .section-title {
            font-size: 30px;
            font-weight: 700;
            letter-spacing: 0.5px;
            margin: 0 0 10px;
            color: var(--text-primary);
        }
        .section-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin: 0 0 36px;
            max-width: 720px;
        }
        /* ===== 筛选条 ===== */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            padding: 16px 20px;
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-card);
            backdrop-filter: blur(18px) saturate(140%);
            -webkit-backdrop-filter: blur(18px) saturate(140%);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
            margin-bottom: 40px;
        }
        .filter-bar .filter-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .filter-bar .filter-label i {
            color: var(--brand-blue);
        }
        .filter-chip {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.12);
            color: var(--text-secondary);
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .filter-chip:hover {
            border-color: var(--brand-blue);
            color: var(--brand-blue);
            background: rgba(0, 194, 255, 0.08);
        }
        .filter-chip.active {
            background: linear-gradient(135deg, rgba(0, 194, 255, 0.2), rgba(46, 155, 255, 0.2));
            border-color: var(--brand-blue);
            color: var(--brand-blue);
            box-shadow: 0 0 10px rgba(0, 194, 255, 0.25);
        }
        /* ===== 词条列表 ===== */
        .term-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .term-card {
            background: var(--glass-bg);
            border: 1px solid rgba(0, 194, 255, 0.22);
            border-radius: var(--radius-card);
            padding: 24px 26px;
            backdrop-filter: blur(18px) saturate(140%);
            -webkit-backdrop-filter: blur(18px) saturate(140%);
            box-shadow: var(--shadow-soft);
            transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        .term-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--brand-blue), var(--accent-purple));
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        .term-card:hover {
            border-color: rgba(0, 194, 255, 0.5);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45), 0 0 18px rgba(0, 194, 255, 0.2);
            transform: translateY(-3px);
        }
        .term-card:hover::before {
            opacity: 1;
        }
        .term-card .term-head {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 12px;
            flex-wrap: wrap;
        }
        .term-card .term-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.3px;
        }
        .term-card .term-tag {
            font-size: 12px;
            padding: 4px 10px;
            border-radius: 6px;
            font-weight: 500;
            background: rgba(0, 194, 255, 0.12);
            color: var(--brand-blue);
            border: 1px solid rgba(0, 194, 255, 0.2);
        }
        .term-card .term-tag.green {
            background: rgba(0, 240, 200, 0.1);
            color: var(--accent-green);
            border-color: rgba(0, 240, 200, 0.2);
        }
        .term-card .term-tag.purple {
            background: rgba(122, 92, 255, 0.12);
            color: var(--accent-purple);
            border-color: rgba(122, 92, 255, 0.2);
        }
        .term-card .term-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin: 0;
        }
        .term-card .term-en {
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: 0.5px;
            font-family: "SF Mono", "Consolas", monospace;
        }
        /* ===== 术语亮点卡片 ===== */
        .term-highlight-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .term-highlight-card {
            background: var(--glass-bg);
            border: 1px solid rgba(0, 194, 255, 0.22);
            border-radius: var(--radius-card);
            padding: 24px;
            backdrop-filter: blur(18px) saturate(140%);
            -webkit-backdrop-filter: blur(18px) saturate(140%);
            box-shadow: var(--shadow-soft);
            transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
            text-align: center;
        }
        .term-highlight-card:hover {
            border-color: rgba(0, 240, 200, 0.5);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), 0 0 18px rgba(0, 240, 200, 0.15);
            transform: translateY(-3px);
        }
        .term-highlight-card .hl-icon {
            width: 48px;
            height: 48px;
            margin: 0 auto 14px;
            background: linear-gradient(135deg, rgba(0, 194, 255, 0.2), rgba(0, 240, 200, 0.15));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--brand-blue);
            border: 1px solid rgba(0, 194, 255, 0.3);
        }
        .term-highlight-card .hl-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .term-highlight-card .hl-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        /* ===== 规则说明 ===== */
        .rules-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .rules-card {
            background: var(--glass-bg);
            border: 1px solid rgba(0, 194, 255, 0.22);
            border-radius: var(--radius-card);
            padding: 28px;
            backdrop-filter: blur(18px) saturate(140%);
            -webkit-backdrop-filter: blur(18px) saturate(140%);
            box-shadow: var(--shadow-soft);
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }
        .rules-card:hover {
            border-color: rgba(0, 194, 255, 0.45);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
        }
        .rules-card .rules-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, rgba(0, 194, 255, 0.18), rgba(122, 92, 255, 0.18));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--brand-blue);
            margin-bottom: 16px;
            border: 1px solid rgba(0, 194, 255, 0.25);
        }
        .rules-card h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 12px;
        }
        .rules-card ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .rules-card ul li {
            font-size: 14px;
            color: var(--text-secondary);
            padding: 7px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: flex-start;
            gap: 8px;
            line-height: 1.7;
        }
        .rules-card ul li:last-child {
            border-bottom: none;
        }
        .rules-card ul li i {
            color: var(--accent-green);
            font-size: 12px;
            margin-top: 5px;
            flex-shrink: 0;
        }
        /* ===== 相关条目 ===== */
        .related-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 14px;
        }
        .related-item {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-panel);
            padding: 16px 20px;
            text-align: center;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all 0.25s ease;
            cursor: pointer;
        }
        .related-item:hover {
            border-color: var(--brand-blue);
            background: rgba(0, 194, 255, 0.08);
            color: var(--brand-blue);
            transform: translateY(-2px);
        }
        /* ===== 纠错反馈表单 ===== */
        .feedback-form-wrapper {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-card);
            padding: 32px;
            backdrop-filter: blur(18px) saturate(140%);
            -webkit-backdrop-filter: blur(18px) saturate(140%);
            box-shadow: var(--shadow-soft);
            max-width: 640px;
        }
        .feedback-form .form-group {
            margin-bottom: 16px;
        }
        .feedback-form label {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            margin-bottom: 6px;
            display: block;
        }
        .feedback-form input,
        .feedback-form textarea,
        .feedback-form select {
            width: 100%;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(0, 194, 255, 0.25);
            border-radius: 8px;
            padding: 12px 16px;
            color: var(--text-primary);
            font-size: 14px;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }
        .feedback-form input::placeholder,
        .feedback-form textarea::placeholder {
            color: var(--text-muted);
        }
        .feedback-form input:focus,
        .feedback-form textarea:focus,
        .feedback-form select:focus {
            border-color: var(--brand-blue);
            box-shadow: 0 0 12px rgba(0, 194, 255, 0.25);
        }
        .feedback-form textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            background: linear-gradient(135deg, #00C2FF, #2E9BFF);
            color: #fff;
            font-weight: 600;
            font-size: 14px;
            border: none;
            cursor: pointer;
            box-shadow: var(--shadow-glow);
            transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, #00D0FF, #3FA9FF);
            box-shadow: var(--shadow-glow-hover);
            transform: translateY(-2px);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 24px;
            border-radius: var(--radius-btn);
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-primary);
            font-weight: 500;
            font-size: 14px;
            border: 1px solid rgba(0, 194, 255, 0.35);
            cursor: pointer;
            transition: all 0.25s ease;
        }
        .btn-secondary:hover {
            background: rgba(0, 194, 255, 0.1);
            border-color: var(--brand-blue);
            color: var(--brand-blue);
        }
        /* ===== 查看更多按钮 ===== */
        .view-more-wrap {
            text-align: center;
            margin-top: 30px;
        }
        .view-more-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 32px;
            border-radius: var(--radius-btn);
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-primary);
            font-weight: 600;
            font-size: 14px;
            border: 1px solid rgba(0, 194, 255, 0.35);
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .view-more-btn:hover {
            background: rgba(0, 194, 255, 0.1);
            border-color: var(--brand-blue);
            color: var(--brand-blue);
            box-shadow: 0 0 16px rgba(0, 194, 255, 0.2);
            transform: translateY(-2px);
        }
        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid rgba(0, 194, 255, 0.15);
            padding: 56px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }
        .footer-brand .brand-logo {
            margin-bottom: 14px;
        }
        .brand-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 16px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: var(--text-secondary);
            transition: color 0.25s ease;
        }
        .footer-col ul li a:hover {
            color: var(--brand-blue);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .copyright {
            font-size: 13px;
            color: var(--text-muted);
        }
        .copyright a {
            color: var(--text-muted);
            transition: color 0.25s ease;
        }
        .copyright a:hover {
            color: var(--brand-blue);
        }
        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 16px;
            }
            .main-nav a {
                font-size: 13px;
            }
            .term-highlight-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                height: 60px;
            }
            .main-nav {
                display: none;
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                background: rgba(10, 14, 26, 0.97);
                backdrop-filter: blur(20px) saturate(160%);
                -webkit-backdrop-filter: blur(20px) saturate(160%);
                flex-direction: column;
                align-items: flex-start;
                padding: 20px 28px;
                gap: 18px;
                border-bottom: 1px solid rgba(0, 194, 255, 0.2);
                box-shadow: 0 12px 32px rgba(0, 0, 0, 0.6);
            }
            .main-nav.mobile-open {
                display: flex;
            }
            .hamburger-btn {
                display: flex;
            }
            .category-hero {
                padding: 110px 0 48px;
            }
            .category-hero h1 {
                font-size: 32px;
            }
            .category-hero .subtitle {
                font-size: 15px;
            }
            .section {
                padding: var(--spacing-section-mobile) 0;
            }
            .section-title {
                font-size: 24px;
            }
            .term-list {
                grid-template-columns: 1fr;
            }
            .term-highlight-grid {
                grid-template-columns: 1fr;
            }
            .rules-grid {
                grid-template-columns: 1fr;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .filter-bar {
                padding: 14px 16px;
                gap: 8px;
            }
            .filter-chip {
                padding: 6px 14px;
                font-size: 12px;
            }
            .feedback-form-wrapper {
                padding: 22px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 15px;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .category-hero .hero-meta .badge {
                font-size: 12px;
                padding: 4px 10px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .term-card {
                padding: 18px 20px;
            }
            .rules-card {
                padding: 20px;
            }
        }